Home / 756,881.28-1,134,903.15-301,010.85

Finding the Fourth Proportional to 756,881.28, 1,134,903.15 and 301,010.85

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Solution

The fourth proportional to 756,881.28, 1,134,903.15 and 301,010.85 is: 451,349.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,881.28 : 1,134,903.15 = 301,010.85 : x
  2. Step 2: Convert to fraction form
    756,881.28/1,134,903.15 = 301,010.85/x
  3. Step 3: Cross multiply
    756,881.28x = 1,134,903.15 × 301,010.85
  4. Step 4: Simplify right side
    756,881.28x = 341,618,161,849.18
  5. Step 5: Solve for x
    x = 341,618,161,849.18/756,881.28
  6. Step 6: Final answer
    x = 451,349.73

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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.