Home / 670,200.90-1,005,301.35-296,952.90

Finding the Fourth Proportional to 670,200.90, 1,005,301.35 and 296,952.90

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Solution

The fourth proportional to 670,200.90, 1,005,301.35 and 296,952.90 is: 445,429.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,200.90 : 1,005,301.35 = 296,952.90 : x
  2. Step 2: Convert to fraction form
    670,200.90/1,005,301.35 = 296,952.90/x
  3. Step 3: Cross multiply
    670,200.90x = 1,005,301.35 × 296,952.90
  4. Step 4: Simplify right side
    670,200.90x = 298,527,151,256.42
  5. Step 5: Solve for x
    x = 298,527,151,256.42/670,200.90
  6. Step 6: Final answer
    x = 445,429.35

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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.