Home / 849,747.52-1,172,644.32-482,294.40

Finding the Fourth Proportional to 849,747.52, 1,172,644.32 and 482,294.40

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Solution

The fourth proportional to 849,747.52, 1,172,644.32 and 482,294.40 is: 665,562.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,747.52 : 1,172,644.32 = 482,294.40 : x
  2. Step 2: Convert to fraction form
    849,747.52/1,172,644.32 = 482,294.40/x
  3. Step 3: Cross multiply
    849,747.52x = 1,172,644.32 × 482,294.40
  4. Step 4: Simplify right side
    849,747.52x = 565,559,788,727.81
  5. Step 5: Solve for x
    x = 565,559,788,727.81/849,747.52
  6. Step 6: Final answer
    x = 665,562.15

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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.