Home / 495,118.89-742,590.52-225,183.79

Finding the Fourth Proportional to 495,118.89, 742,590.52 and 225,183.79

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Solution

The fourth proportional to 495,118.89, 742,590.52 and 225,183.79 is: 337,735.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,118.89 : 742,590.52 = 225,183.79 : x
  2. Step 2: Convert to fraction form
    495,118.89/742,590.52 = 225,183.79/x
  3. Step 3: Cross multiply
    495,118.89x = 742,590.52 × 225,183.79
  4. Step 4: Simplify right side
    495,118.89x = 167,219,347,711.67
  5. Step 5: Solve for x
    x = 167,219,347,711.67/495,118.89
  6. Step 6: Final answer
    x = 337,735.75

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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.