Home / 730,850.80-1,096,276.20-357,602.80

Finding the Fourth Proportional to 730,850.80, 1,096,276.20 and 357,602.80

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Solution

The fourth proportional to 730,850.80, 1,096,276.20 and 357,602.80 is: 536,404.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,850.80 : 1,096,276.20 = 357,602.80 : x
  2. Step 2: Convert to fraction form
    730,850.80/1,096,276.20 = 357,602.80/x
  3. Step 3: Cross multiply
    730,850.80x = 1,096,276.20 × 357,602.80
  4. Step 4: Simplify right side
    730,850.80x = 392,031,438,693.36
  5. Step 5: Solve for x
    x = 392,031,438,693.36/730,850.80
  6. Step 6: Final answer
    x = 536,404.20

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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.