Home / 752,444.34-1,038,385.89-412,944.18

Finding the Fourth Proportional to 752,444.34, 1,038,385.89 and 412,944.18

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Solution

The fourth proportional to 752,444.34, 1,038,385.89 and 412,944.18 is: 569,869.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,444.34 : 1,038,385.89 = 412,944.18 : x
  2. Step 2: Convert to fraction form
    752,444.34/1,038,385.89 = 412,944.18/x
  3. Step 3: Cross multiply
    752,444.34x = 1,038,385.89 × 412,944.18
  4. Step 4: Simplify right side
    752,444.34x = 428,795,409,869.62
  5. Step 5: Solve for x
    x = 428,795,409,869.62/752,444.34
  6. Step 6: Final answer
    x = 569,869.94

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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.