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Finding the Fourth Proportional to 366,387.76, 549,584.57 and 141,773.86

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Solution

The fourth proportional to 366,387.76, 549,584.57 and 141,773.86 is: 212,661.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,387.76 : 549,584.57 = 141,773.86 : x
  2. Step 2: Convert to fraction form
    366,387.76/549,584.57 = 141,773.86/x
  3. Step 3: Cross multiply
    366,387.76x = 549,584.57 × 141,773.86
  4. Step 4: Simplify right side
    366,387.76x = 77,916,725,885.34
  5. Step 5: Solve for x
    x = 77,916,725,885.34/366,387.76
  6. Step 6: Final answer
    x = 212,661.92

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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.