Home / 316,859.57-472,984.44-293,442.95

Finding the Fourth Proportional to 316,859.57, 472,984.44 and 293,442.95

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Solution

The fourth proportional to 316,859.57, 472,984.44 and 293,442.95 is: 438,029.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,859.57 : 472,984.44 = 293,442.95 : x
  2. Step 2: Convert to fraction form
    316,859.57/472,984.44 = 293,442.95/x
  3. Step 3: Cross multiply
    316,859.57x = 472,984.44 × 293,442.95
  4. Step 4: Simplify right side
    316,859.57x = 138,793,945,545.56
  5. Step 5: Solve for x
    x = 138,793,945,545.56/316,859.57
  6. Step 6: Final answer
    x = 438,029.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.