Home / 1,105,602.90-1,658,404.35-357,648.90

Finding the Fourth Proportional to 1,105,602.90, 1,658,404.35 and 357,648.90

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Solution

The fourth proportional to 1,105,602.90, 1,658,404.35 and 357,648.90 is: 536,473.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,602.90 : 1,658,404.35 = 357,648.90 : x
  2. Step 2: Convert to fraction form
    1,105,602.90/1,658,404.35 = 357,648.90/x
  3. Step 3: Cross multiply
    1,105,602.90x = 1,658,404.35 × 357,648.90
  4. Step 4: Simplify right side
    1,105,602.90x = 593,126,491,532.72
  5. Step 5: Solve for x
    x = 593,126,491,532.72/1,105,602.90
  6. Step 6: Final answer
    x = 536,473.35

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.