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Finding the Fourth Proportional to 362,285.66, 542,587.59 and 349,674.71

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Solution

The fourth proportional to 362,285.66, 542,587.59 and 349,674.71 is: 523,700.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,285.66 : 542,587.59 = 349,674.71 : x
  2. Step 2: Convert to fraction form
    362,285.66/542,587.59 = 349,674.71/x
  3. Step 3: Cross multiply
    362,285.66x = 542,587.59 × 349,674.71
  4. Step 4: Simplify right side
    362,285.66x = 189,729,155,469.91
  5. Step 5: Solve for x
    x = 189,729,155,469.91/362,285.66
  6. Step 6: Final answer
    x = 523,700.43

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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.