Home / 502,288.70-693,340.36-332,577.50

Finding the Fourth Proportional to 502,288.70, 693,340.36 and 332,577.50

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Solution

The fourth proportional to 502,288.70, 693,340.36 and 332,577.50 is: 459,077.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,288.70 : 693,340.36 = 332,577.50 : x
  2. Step 2: Convert to fraction form
    502,288.70/693,340.36 = 332,577.50/x
  3. Step 3: Cross multiply
    502,288.70x = 693,340.36 × 332,577.50
  4. Step 4: Simplify right side
    502,288.70x = 230,589,399,279.76
  5. Step 5: Solve for x
    x = 230,589,399,279.76/502,288.70
  6. Step 6: Final answer
    x = 459,077.42

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.