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Finding the Fourth Proportional to 487,909.13, 732,535.31 and 248,185.27

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Solution

The fourth proportional to 487,909.13, 732,535.31 and 248,185.27 is: 372,619.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,909.13 : 732,535.31 = 248,185.27 : x
  2. Step 2: Convert to fraction form
    487,909.13/732,535.31 = 248,185.27/x
  3. Step 3: Cross multiply
    487,909.13x = 732,535.31 × 248,185.27
  4. Step 4: Simplify right side
    487,909.13x = 181,804,470,644.92
  5. Step 5: Solve for x
    x = 181,804,470,644.92/487,909.13
  6. Step 6: Final answer
    x = 372,619.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.