Home / 716,187.84-1,074,351.92-260,902.80

Finding the Fourth Proportional to 716,187.84, 1,074,351.92 and 260,902.80

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Solution

The fourth proportional to 716,187.84, 1,074,351.92 and 260,902.80 is: 391,379.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,187.84 : 1,074,351.92 = 260,902.80 : x
  2. Step 2: Convert to fraction form
    716,187.84/1,074,351.92 = 260,902.80/x
  3. Step 3: Cross multiply
    716,187.84x = 1,074,351.92 × 260,902.80
  4. Step 4: Simplify right side
    716,187.84x = 280,301,424,113.38
  5. Step 5: Solve for x
    x = 280,301,424,113.38/716,187.84
  6. Step 6: Final answer
    x = 391,379.76

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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.