Home / 495,292.20-742,688.82-242,591.64

Finding the Fourth Proportional to 495,292.20, 742,688.82 and 242,591.64

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Solution

The fourth proportional to 495,292.20, 742,688.82 and 242,591.64 is: 363,765.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,292.20 : 742,688.82 = 242,591.64 : x
  2. Step 2: Convert to fraction form
    495,292.20/742,688.82 = 242,591.64/x
  3. Step 3: Cross multiply
    495,292.20x = 742,688.82 × 242,591.64
  4. Step 4: Simplify right side
    495,292.20x = 180,170,098,853.47
  5. Step 5: Solve for x
    x = 180,170,098,853.47/495,292.20
  6. Step 6: Final answer
    x = 363,765.27

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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.