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Finding the Fourth Proportional to 422,526.88, 633,870.24 and 169,827.04

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Solution

The fourth proportional to 422,526.88, 633,870.24 and 169,827.04 is: 254,772.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,526.88 : 633,870.24 = 169,827.04 : x
  2. Step 2: Convert to fraction form
    422,526.88/633,870.24 = 169,827.04/x
  3. Step 3: Cross multiply
    422,526.88x = 633,870.24 × 169,827.04
  4. Step 4: Simplify right side
    422,526.88x = 107,648,306,603.29
  5. Step 5: Solve for x
    x = 107,648,306,603.29/422,526.88
  6. Step 6: Final answer
    x = 254,772.68

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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.