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Finding the Fourth Proportional to 417,310.10, 625,807.95 and 151,004.74

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Solution

The fourth proportional to 417,310.10, 625,807.95 and 151,004.74 is: 226,450.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,310.10 : 625,807.95 = 151,004.74 : x
  2. Step 2: Convert to fraction form
    417,310.10/625,807.95 = 151,004.74/x
  3. Step 3: Cross multiply
    417,310.10x = 625,807.95 × 151,004.74
  4. Step 4: Simplify right side
    417,310.10x = 94,499,966,779.68
  5. Step 5: Solve for x
    x = 94,499,966,779.68/417,310.10
  6. Step 6: Final answer
    x = 226,450.23

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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.