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Finding the Fourth Proportional to 359,610.94, 539,276.19 and 134,848.90

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Solution

The fourth proportional to 359,610.94, 539,276.19 and 134,848.90 is: 202,220.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,610.94 : 539,276.19 = 134,848.90 : x
  2. Step 2: Convert to fraction form
    359,610.94/539,276.19 = 134,848.90/x
  3. Step 3: Cross multiply
    359,610.94x = 539,276.19 × 134,848.90
  4. Step 4: Simplify right side
    359,610.94x = 72,720,801,017.69
  5. Step 5: Solve for x
    x = 72,720,801,017.69/359,610.94
  6. Step 6: Final answer
    x = 202,220.77

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1.5x scale

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.