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Finding the Fourth Proportional to 469,331.35, 703,961.63 and 149,470.30

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Solution

The fourth proportional to 469,331.35, 703,961.63 and 149,470.30 is: 224,194.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,331.35 : 703,961.63 = 149,470.30 : x
  2. Step 2: Convert to fraction form
    469,331.35/703,961.63 = 149,470.30/x
  3. Step 3: Cross multiply
    469,331.35x = 703,961.63 × 149,470.30
  4. Step 4: Simplify right side
    469,331.35x = 105,221,356,717.70
  5. Step 5: Solve for x
    x = 105,221,356,717.70/469,331.35
  6. Step 6: Final answer
    x = 224,194.18

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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.