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Finding the Fourth Proportional to 473,594, 653,559.72 and 261,626

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Solution

The fourth proportional to 473,594, 653,559.72 and 261,626 is: 361,043.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,594 : 653,559.72 = 261,626 : x
  2. Step 2: Convert to fraction form
    473,594/653,559.72 = 261,626/x
  3. Step 3: Cross multiply
    473,594x = 653,559.72 × 261,626
  4. Step 4: Simplify right side
    473,594x = 170,988,215,304.72
  5. Step 5: Solve for x
    x = 170,988,215,304.72/473,594
  6. Step 6: Final answer
    x = 361,043.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.