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Finding the Fourth Proportional to 417,550.01, 626,323.32 and 151,248.20

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Solution

The fourth proportional to 417,550.01, 626,323.32 and 151,248.20 is: 226,871.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,550.01 : 626,323.32 = 151,248.20 : x
  2. Step 2: Convert to fraction form
    417,550.01/626,323.32 = 151,248.20/x
  3. Step 3: Cross multiply
    417,550.01x = 626,323.32 × 151,248.20
  4. Step 4: Simplify right side
    417,550.01x = 94,730,271,636.41
  5. Step 5: Solve for x
    x = 94,730,271,636.41/417,550.01
  6. Step 6: Final answer
    x = 226,871.68

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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.