Home / 935,565.13-1,290,835.89-548,172.41

Finding the Fourth Proportional to 935,565.13, 1,290,835.89 and 548,172.41

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Solution

The fourth proportional to 935,565.13, 1,290,835.89 and 548,172.41 is: 756,334.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,565.13 : 1,290,835.89 = 548,172.41 : x
  2. Step 2: Convert to fraction form
    935,565.13/1,290,835.89 = 548,172.41/x
  3. Step 3: Cross multiply
    935,565.13x = 1,290,835.89 × 548,172.41
  4. Step 4: Simplify right side
    935,565.13x = 707,600,620,735.80
  5. Step 5: Solve for x
    x = 707,600,620,735.80/935,565.13
  6. Step 6: Final answer
    x = 756,334.97

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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.