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Finding the Fourth Proportional to 359,648.27, 539,472.25 and 106,927.67

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Solution

The fourth proportional to 359,648.27, 539,472.25 and 106,927.67 is: 160,391.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,648.27 : 539,472.25 = 106,927.67 : x
  2. Step 2: Convert to fraction form
    359,648.27/539,472.25 = 106,927.67/x
  3. Step 3: Cross multiply
    359,648.27x = 539,472.25 × 106,927.67
  4. Step 4: Simplify right side
    359,648.27x = 57,684,510,722.16
  5. Step 5: Solve for x
    x = 57,684,510,722.16/359,648.27
  6. Step 6: Final answer
    x = 160,391.46

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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.