Home / 514,517.94-772,055.73-215,024.85

Finding the Fourth Proportional to 514,517.94, 772,055.73 and 215,024.85

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Solution

The fourth proportional to 514,517.94, 772,055.73 and 215,024.85 is: 322,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,517.94 : 772,055.73 = 215,024.85 : x
  2. Step 2: Convert to fraction form
    514,517.94/772,055.73 = 215,024.85/x
  3. Step 3: Cross multiply
    514,517.94x = 772,055.73 × 215,024.85
  4. Step 4: Simplify right side
    514,517.94x = 166,011,167,534.89
  5. Step 5: Solve for x
    x = 166,011,167,534.89/514,517.94
  6. Step 6: Final answer
    x = 322,653.80

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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.