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Finding the Fourth Proportional to 363,777.52, 542,821.26 and 325,952.28

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Solution

The fourth proportional to 363,777.52, 542,821.26 and 325,952.28 is: 486,379.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,777.52 : 542,821.26 = 325,952.28 : x
  2. Step 2: Convert to fraction form
    363,777.52/542,821.26 = 325,952.28/x
  3. Step 3: Cross multiply
    363,777.52x = 542,821.26 × 325,952.28
  4. Step 4: Simplify right side
    363,777.52x = 176,933,827,329.47
  5. Step 5: Solve for x
    x = 176,933,827,329.47/363,777.52
  6. Step 6: Final answer
    x = 486,379.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.