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Finding the Fourth Proportional to 626,767.60, 940,151.40 and 502,351.60

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Solution

The fourth proportional to 626,767.60, 940,151.40 and 502,351.60 is: 753,527.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,767.60 : 940,151.40 = 502,351.60 : x
  2. Step 2: Convert to fraction form
    626,767.60/940,151.40 = 502,351.60/x
  3. Step 3: Cross multiply
    626,767.60x = 940,151.40 × 502,351.60
  4. Step 4: Simplify right side
    626,767.60x = 472,286,560,032.24
  5. Step 5: Solve for x
    x = 472,286,560,032.24/626,767.60
  6. Step 6: Final answer
    x = 753,527.40

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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.