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Finding the Fourth Proportional to 576,086.49, 794,777.63 and 360,851.85

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Solution

The fourth proportional to 576,086.49, 794,777.63 and 360,851.85 is: 497,836.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,086.49 : 794,777.63 = 360,851.85 : x
  2. Step 2: Convert to fraction form
    576,086.49/794,777.63 = 360,851.85/x
  3. Step 3: Cross multiply
    576,086.49x = 794,777.63 × 360,851.85
  4. Step 4: Simplify right side
    576,086.49x = 286,796,976,319.86
  5. Step 5: Solve for x
    x = 286,796,976,319.86/576,086.49
  6. Step 6: Final answer
    x = 497,836.66

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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.