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Finding the Fourth Proportional to 359,499.76, 539,580.84 and 182,130.28

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Solution

The fourth proportional to 359,499.76, 539,580.84 and 182,130.28 is: 273,363.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,499.76 : 539,580.84 = 182,130.28 : x
  2. Step 2: Convert to fraction form
    359,499.76/539,580.84 = 182,130.28/x
  3. Step 3: Cross multiply
    359,499.76x = 539,580.84 × 182,130.28
  4. Step 4: Simplify right side
    359,499.76x = 98,274,009,471.84
  5. Step 5: Solve for x
    x = 98,274,009,471.84/359,499.76
  6. Step 6: Final answer
    x = 273,363.21

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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.