Home / 975,136.20-1,462,121.10-502,744.20

Finding the Fourth Proportional to 975,136.20, 1,462,121.10 and 502,744.20

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Solution

The fourth proportional to 975,136.20, 1,462,121.10 and 502,744.20 is: 753,815.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,136.20 : 1,462,121.10 = 502,744.20 : x
  2. Step 2: Convert to fraction form
    975,136.20/1,462,121.10 = 502,744.20/x
  3. Step 3: Cross multiply
    975,136.20x = 1,462,121.10 × 502,744.20
  4. Step 4: Simplify right side
    975,136.20x = 735,072,902,722.62
  5. Step 5: Solve for x
    x = 735,072,902,722.62/975,136.20
  6. Step 6: Final answer
    x = 753,815.62

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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.