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Finding the Fourth Proportional to 302,470.74, 453,600.39 and 89,182.05

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Solution

The fourth proportional to 302,470.74, 453,600.39 and 89,182.05 is: 133,741.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,470.74 : 453,600.39 = 89,182.05 : x
  2. Step 2: Convert to fraction form
    302,470.74/453,600.39 = 89,182.05/x
  3. Step 3: Cross multiply
    302,470.74x = 453,600.39 × 89,182.05
  4. Step 4: Simplify right side
    302,470.74x = 40,453,012,661.00
  5. Step 5: Solve for x
    x = 40,453,012,661.00/302,470.74
  6. Step 6: Final answer
    x = 133,741.90

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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.