Home / 784,618.67-1,176,752.85-363,839.87

Finding the Fourth Proportional to 784,618.67, 1,176,752.85 and 363,839.87

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Solution

The fourth proportional to 784,618.67, 1,176,752.85 and 363,839.87 is: 545,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,618.67 : 1,176,752.85 = 363,839.87 : x
  2. Step 2: Convert to fraction form
    784,618.67/1,176,752.85 = 363,839.87/x
  3. Step 3: Cross multiply
    784,618.67x = 1,176,752.85 × 363,839.87
  4. Step 4: Simplify right side
    784,618.67x = 428,149,598,082.37
  5. Step 5: Solve for x
    x = 428,149,598,082.37/784,618.67
  6. Step 6: Final answer
    x = 545,678.58

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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.