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Finding the Fourth Proportional to 359,594.22, 539,479.16 and 119,707.67

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Solution

The fourth proportional to 359,594.22, 539,479.16 and 119,707.67 is: 179,590.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,594.22 : 539,479.16 = 119,707.67 : x
  2. Step 2: Convert to fraction form
    359,594.22/539,479.16 = 119,707.67/x
  3. Step 3: Cross multiply
    359,594.22x = 539,479.16 × 119,707.67
  4. Step 4: Simplify right side
    359,594.22x = 64,579,789,961.22
  5. Step 5: Solve for x
    x = 64,579,789,961.22/359,594.22
  6. Step 6: Final answer
    x = 179,590.73

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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.