Home / 347,614.10-521,289.92-160,494.38

Finding the Fourth Proportional to 347,614.10, 521,289.92 and 160,494.38

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Solution

The fourth proportional to 347,614.10, 521,289.92 and 160,494.38 is: 240,680.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,614.10 : 521,289.92 = 160,494.38 : x
  2. Step 2: Convert to fraction form
    347,614.10/521,289.92 = 160,494.38/x
  3. Step 3: Cross multiply
    347,614.10x = 521,289.92 × 160,494.38
  4. Step 4: Simplify right side
    347,614.10x = 83,664,102,510.65
  5. Step 5: Solve for x
    x = 83,664,102,510.65/347,614.10
  6. Step 6: Final answer
    x = 240,680.98

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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.