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Finding the Fourth Proportional to 359,329.01, 539,047.34 and 116,088.80

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Solution

The fourth proportional to 359,329.01, 539,047.34 and 116,088.80 is: 174,150.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,329.01 : 539,047.34 = 116,088.80 : x
  2. Step 2: Convert to fraction form
    359,329.01/539,047.34 = 116,088.80/x
  3. Step 3: Cross multiply
    359,329.01x = 539,047.34 × 116,088.80
  4. Step 4: Simplify right side
    359,329.01x = 62,577,355,568.11
  5. Step 5: Solve for x
    x = 62,577,355,568.11/359,329.01
  6. Step 6: Final answer
    x = 174,150.58

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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.