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Finding the Fourth Proportional to 510,574.92, 765,862.02 and 229,764.12

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Solution

The fourth proportional to 510,574.92, 765,862.02 and 229,764.12 is: 344,646.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,574.92 : 765,862.02 = 229,764.12 : x
  2. Step 2: Convert to fraction form
    510,574.92/765,862.02 = 229,764.12/x
  3. Step 3: Cross multiply
    510,574.92x = 765,862.02 × 229,764.12
  4. Step 4: Simplify right side
    510,574.92x = 175,967,613,066.72
  5. Step 5: Solve for x
    x = 175,967,613,066.72/510,574.92
  6. Step 6: Final answer
    x = 344,646.02

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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.