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Finding the Fourth Proportional to 581,672.48, 872,528.16 and 160,913.12

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Solution

The fourth proportional to 581,672.48, 872,528.16 and 160,913.12 is: 241,375.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,672.48 : 872,528.16 = 160,913.12 : x
  2. Step 2: Convert to fraction form
    581,672.48/872,528.16 = 160,913.12/x
  3. Step 3: Cross multiply
    581,672.48x = 872,528.16 × 160,913.12
  4. Step 4: Simplify right side
    581,672.48x = 140,401,228,513.46
  5. Step 5: Solve for x
    x = 140,401,228,513.46/581,672.48
  6. Step 6: Final answer
    x = 241,375.06

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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.