Home / 719,567.62-1,079,154.39-270,253.73

Finding the Fourth Proportional to 719,567.62, 1,079,154.39 and 270,253.73

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Solution

The fourth proportional to 719,567.62, 1,079,154.39 and 270,253.73 is: 405,306.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,567.62 : 1,079,154.39 = 270,253.73 : x
  2. Step 2: Convert to fraction form
    719,567.62/1,079,154.39 = 270,253.73/x
  3. Step 3: Cross multiply
    719,567.62x = 1,079,154.39 × 270,253.73
  4. Step 4: Simplify right side
    719,567.62x = 291,645,499,143.38
  5. Step 5: Solve for x
    x = 291,645,499,143.38/719,567.62
  6. Step 6: Final answer
    x = 405,306.59

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1.5x scale

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.