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Finding the Fourth Proportional to 357,267.76, 535,913.88 and 179,677.96

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Solution

The fourth proportional to 357,267.76, 535,913.88 and 179,677.96 is: 269,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,267.76 : 535,913.88 = 179,677.96 : x
  2. Step 2: Convert to fraction form
    357,267.76/535,913.88 = 179,677.96/x
  3. Step 3: Cross multiply
    357,267.76x = 535,913.88 × 179,677.96
  4. Step 4: Simplify right side
    357,267.76x = 96,291,912,694.08
  5. Step 5: Solve for x
    x = 96,291,912,694.08/357,267.76
  6. Step 6: Final answer
    x = 269,523.10

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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.