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Finding the Fourth Proportional to 683,495.28, 943,304.76 and 502,269.12

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Solution

The fourth proportional to 683,495.28, 943,304.76 and 502,269.12 is: 693,191.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,495.28 : 943,304.76 = 502,269.12 : x
  2. Step 2: Convert to fraction form
    683,495.28/943,304.76 = 502,269.12/x
  3. Step 3: Cross multiply
    683,495.28x = 943,304.76 × 502,269.12
  4. Step 4: Simplify right side
    683,495.28x = 473,792,851,697.01
  5. Step 5: Solve for x
    x = 473,792,851,697.01/683,495.28
  6. Step 6: Final answer
    x = 693,191.11

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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.