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Finding the Fourth Proportional to 359,935.64, 539,969.04 and 180,115.04

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Solution

The fourth proportional to 359,935.64, 539,969.04 and 180,115.04 is: 270,205.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,935.64 : 539,969.04 = 180,115.04 : x
  2. Step 2: Convert to fraction form
    359,935.64/539,969.04 = 180,115.04/x
  3. Step 3: Cross multiply
    359,935.64x = 539,969.04 × 180,115.04
  4. Step 4: Simplify right side
    359,935.64x = 97,256,545,238.36
  5. Step 5: Solve for x
    x = 97,256,545,238.36/359,935.64
  6. Step 6: Final answer
    x = 270,205.38

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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.