Home / 958,617.27-1,438,669.49-360,122.85

Finding the Fourth Proportional to 958,617.27, 1,438,669.49 and 360,122.85

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Solution

The fourth proportional to 958,617.27, 1,438,669.49 and 360,122.85 is: 540,463.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,617.27 : 1,438,669.49 = 360,122.85 : x
  2. Step 2: Convert to fraction form
    958,617.27/1,438,669.49 = 360,122.85/x
  3. Step 3: Cross multiply
    958,617.27x = 1,438,669.49 × 360,122.85
  4. Step 4: Simplify right side
    958,617.27x = 518,097,755,146.23
  5. Step 5: Solve for x
    x = 518,097,755,146.23/958,617.27
  6. Step 6: Final answer
    x = 540,463.62

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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.