Home / 935,947.89-1,403,921.88-304,861.68

Finding the Fourth Proportional to 935,947.89, 1,403,921.88 and 304,861.68

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Solution

The fourth proportional to 935,947.89, 1,403,921.88 and 304,861.68 is: 457,292.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,947.89 : 1,403,921.88 = 304,861.68 : x
  2. Step 2: Convert to fraction form
    935,947.89/1,403,921.88 = 304,861.68/x
  3. Step 3: Cross multiply
    935,947.89x = 1,403,921.88 × 304,861.68
  4. Step 4: Simplify right side
    935,947.89x = 428,001,982,925.56
  5. Step 5: Solve for x
    x = 428,001,982,925.56/935,947.89
  6. Step 6: Final answer
    x = 457,292.53

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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.