Home / 502,207.36-693,051.17-272,769.18

Finding the Fourth Proportional to 502,207.36, 693,051.17 and 272,769.18

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Solution

The fourth proportional to 502,207.36, 693,051.17 and 272,769.18 is: 376,424.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,207.36 : 693,051.17 = 272,769.18 : x
  2. Step 2: Convert to fraction form
    502,207.36/693,051.17 = 272,769.18/x
  3. Step 3: Cross multiply
    502,207.36x = 693,051.17 × 272,769.18
  4. Step 4: Simplify right side
    502,207.36x = 189,042,999,338.94
  5. Step 5: Solve for x
    x = 189,042,999,338.94/502,207.36
  6. Step 6: Final answer
    x = 376,424.19

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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.