Home / 1,344,128.60-2,016,192.90-502,506.20

Finding the Fourth Proportional to 1,344,128.60, 2,016,192.90 and 502,506.20

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Solution

The fourth proportional to 1,344,128.60, 2,016,192.90 and 502,506.20 is: 753,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,128.60 : 2,016,192.90 = 502,506.20 : x
  2. Step 2: Convert to fraction form
    1,344,128.60/2,016,192.90 = 502,506.20/x
  3. Step 3: Cross multiply
    1,344,128.60x = 2,016,192.90 × 502,506.20
  4. Step 4: Simplify right side
    1,344,128.60x = 1,013,149,432,645.98
  5. Step 5: Solve for x
    x = 1,013,149,432,645.98/1,344,128.60
  6. Step 6: Final answer
    x = 753,759.30

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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.