Home / 307,273.46-424,062.63-169,479.38

Finding the Fourth Proportional to 307,273.46, 424,062.63 and 169,479.38

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Solution

The fourth proportional to 307,273.46, 424,062.63 and 169,479.38 is: 233,895.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,273.46 : 424,062.63 = 169,479.38 : x
  2. Step 2: Convert to fraction form
    307,273.46/424,062.63 = 169,479.38/x
  3. Step 3: Cross multiply
    307,273.46x = 424,062.63 × 169,479.38
  4. Step 4: Simplify right side
    307,273.46x = 71,869,871,613.57
  5. Step 5: Solve for x
    x = 71,869,871,613.57/307,273.46
  6. Step 6: Final answer
    x = 233,895.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.