Home / 495,189.20-742,833-179,670.70

Finding the Fourth Proportional to 495,189.20, 742,833 and 179,670.70

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Solution

The fourth proportional to 495,189.20, 742,833 and 179,670.70 is: 269,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,189.20 : 742,833 = 179,670.70 : x
  2. Step 2: Convert to fraction form
    495,189.20/742,833 = 179,670.70/x
  3. Step 3: Cross multiply
    495,189.20x = 742,833 × 179,670.70
  4. Step 4: Simplify right side
    495,189.20x = 133,465,325,093.10
  5. Step 5: Solve for x
    x = 133,465,325,093.10/495,189.20
  6. Step 6: Final answer
    x = 269,523.90

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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.