Home / 935,721.15-1,404,076.23-663,923.91

Finding the Fourth Proportional to 935,721.15, 1,404,076.23 and 663,923.91

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Solution

The fourth proportional to 935,721.15, 1,404,076.23 and 663,923.91 is: 996,236.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,721.15 : 1,404,076.23 = 663,923.91 : x
  2. Step 2: Convert to fraction form
    935,721.15/1,404,076.23 = 663,923.91/x
  3. Step 3: Cross multiply
    935,721.15x = 1,404,076.23 × 663,923.91
  4. Step 4: Simplify right side
    935,721.15x = 932,199,780,559.66
  5. Step 5: Solve for x
    x = 932,199,780,559.66/935,721.15
  6. Step 6: Final answer
    x = 996,236.73

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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.