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Finding the Fourth Proportional to 508,207.59, 761,696.06 and 283,329.18

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Solution

The fourth proportional to 508,207.59, 761,696.06 and 283,329.18 is: 424,650.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,207.59 : 761,696.06 = 283,329.18 : x
  2. Step 2: Convert to fraction form
    508,207.59/761,696.06 = 283,329.18/x
  3. Step 3: Cross multiply
    508,207.59x = 761,696.06 × 283,329.18
  4. Step 4: Simplify right side
    508,207.59x = 215,810,718,672.39
  5. Step 5: Solve for x
    x = 215,810,718,672.39/508,207.59
  6. Step 6: Final answer
    x = 424,650.72

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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.