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Finding the Fourth Proportional to 529,409.39, 794,112.05 and 150,330.13

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Solution

The fourth proportional to 529,409.39, 794,112.05 and 150,330.13 is: 225,494.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,409.39 : 794,112.05 = 150,330.13 : x
  2. Step 2: Convert to fraction form
    529,409.39/794,112.05 = 150,330.13/x
  3. Step 3: Cross multiply
    529,409.39x = 794,112.05 × 150,330.13
  4. Step 4: Simplify right side
    529,409.39x = 119,378,966,101.61
  5. Step 5: Solve for x
    x = 119,378,966,101.61/529,409.39
  6. Step 6: Final answer
    x = 225,494.62

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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.