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Finding the Fourth Proportional to 585,063.30, 807,619.92 and 367,213.80

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Solution

The fourth proportional to 585,063.30, 807,619.92 and 367,213.80 is: 506,901.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,063.30 : 807,619.92 = 367,213.80 : x
  2. Step 2: Convert to fraction form
    585,063.30/807,619.92 = 367,213.80/x
  3. Step 3: Cross multiply
    585,063.30x = 807,619.92 × 367,213.80
  4. Step 4: Simplify right side
    585,063.30x = 296,569,179,778.90
  5. Step 5: Solve for x
    x = 296,569,179,778.90/585,063.30
  6. Step 6: Final answer
    x = 506,901.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.