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Finding the Fourth Proportional to 351,562.83, 527,375.39 and 98,845.51

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Solution

The fourth proportional to 351,562.83, 527,375.39 and 98,845.51 is: 148,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,562.83 : 527,375.39 = 98,845.51 : x
  2. Step 2: Convert to fraction form
    351,562.83/527,375.39 = 98,845.51/x
  3. Step 3: Cross multiply
    351,562.83x = 527,375.39 × 98,845.51
  4. Step 4: Simplify right side
    351,562.83x = 52,128,689,386.00
  5. Step 5: Solve for x
    x = 52,128,689,386.00/351,562.83
  6. Step 6: Final answer
    x = 148,277.02

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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.