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Finding the Fourth Proportional to 574,503.03, 861,643.60 and 175,184.17

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Solution

The fourth proportional to 574,503.03, 861,643.60 and 175,184.17 is: 262,742.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,503.03 : 861,643.60 = 175,184.17 : x
  2. Step 2: Convert to fraction form
    574,503.03/861,643.60 = 175,184.17/x
  3. Step 3: Cross multiply
    574,503.03x = 861,643.60 × 175,184.17
  4. Step 4: Simplify right side
    574,503.03x = 150,946,318,901.81
  5. Step 5: Solve for x
    x = 150,946,318,901.81/574,503.03
  6. Step 6: Final answer
    x = 262,742.42

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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.