Home / 409,298.27-614,013.01-172,675.80

Finding the Fourth Proportional to 409,298.27, 614,013.01 and 172,675.80

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Solution

The fourth proportional to 409,298.27, 614,013.01 and 172,675.80 is: 259,041.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,298.27 : 614,013.01 = 172,675.80 : x
  2. Step 2: Convert to fraction form
    409,298.27/614,013.01 = 172,675.80/x
  3. Step 3: Cross multiply
    409,298.27x = 614,013.01 × 172,675.80
  4. Step 4: Simplify right side
    409,298.27x = 106,025,187,280.47
  5. Step 5: Solve for x
    x = 106,025,187,280.47/409,298.27
  6. Step 6: Final answer
    x = 259,041.38

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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.