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Finding the Fourth Proportional to 581,446, 872,168.97 and 182,118.01

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Solution

The fourth proportional to 581,446, 872,168.97 and 182,118.01 is: 273,177.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,446 : 872,168.97 = 182,118.01 : x
  2. Step 2: Convert to fraction form
    581,446/872,168.97 = 182,118.01/x
  3. Step 3: Cross multiply
    581,446x = 872,168.97 × 182,118.01
  4. Step 4: Simplify right side
    581,446x = 158,837,677,200.15
  5. Step 5: Solve for x
    x = 158,837,677,200.15/581,446
  6. Step 6: Final answer
    x = 273,177.01

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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.