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Finding the Fourth Proportional to 363,428.48, 500,993.48 and 232,591.70

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Solution

The fourth proportional to 363,428.48, 500,993.48 and 232,591.70 is: 320,632.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,428.48 : 500,993.48 = 232,591.70 : x
  2. Step 2: Convert to fraction form
    363,428.48/500,993.48 = 232,591.70/x
  3. Step 3: Cross multiply
    363,428.48x = 500,993.48 × 232,591.70
  4. Step 4: Simplify right side
    363,428.48x = 116,526,921,534.19
  5. Step 5: Solve for x
    x = 116,526,921,534.19/363,428.48
  6. Step 6: Final answer
    x = 320,632.34

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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.