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Finding the Fourth Proportional to 359,763.16, 539,464 and 119,792.22

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Solution

The fourth proportional to 359,763.16, 539,464 and 119,792.22 is: 179,628.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,763.16 : 539,464 = 119,792.22 : x
  2. Step 2: Convert to fraction form
    359,763.16/539,464 = 119,792.22/x
  3. Step 3: Cross multiply
    359,763.16x = 539,464 × 119,792.22
  4. Step 4: Simplify right side
    359,763.16x = 64,623,590,170.08
  5. Step 5: Solve for x
    x = 64,623,590,170.08/359,763.16
  6. Step 6: Final answer
    x = 179,628.15

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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.