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Finding the Fourth Proportional to 355,624.86, 532,891.89 and 241,627.49

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Solution

The fourth proportional to 355,624.86, 532,891.89 and 241,627.49 is: 362,070.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,624.86 : 532,891.89 = 241,627.49 : x
  2. Step 2: Convert to fraction form
    355,624.86/532,891.89 = 241,627.49/x
  3. Step 3: Cross multiply
    355,624.86x = 532,891.89 × 241,627.49
  4. Step 4: Simplify right side
    355,624.86x = 128,761,327,157.60
  5. Step 5: Solve for x
    x = 128,761,327,157.60/355,624.86
  6. Step 6: Final answer
    x = 362,070.66

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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.