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Finding the Fourth Proportional to 360,666.36, 497,724.82 and 207,732.01

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Solution

The fourth proportional to 360,666.36, 497,724.82 and 207,732.01 is: 286,673.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,666.36 : 497,724.82 = 207,732.01 : x
  2. Step 2: Convert to fraction form
    360,666.36/497,724.82 = 207,732.01/x
  3. Step 3: Cross multiply
    360,666.36x = 497,724.82 × 207,732.01
  4. Step 4: Simplify right side
    360,666.36x = 103,393,376,246.83
  5. Step 5: Solve for x
    x = 103,393,376,246.83/360,666.36
  6. Step 6: Final answer
    x = 286,673.19

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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.