Home / 492,471.83-679,868.09-349,573.25

Finding the Fourth Proportional to 492,471.83, 679,868.09 and 349,573.25

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Solution

The fourth proportional to 492,471.83, 679,868.09 and 349,573.25 is: 482,593.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,471.83 : 679,868.09 = 349,573.25 : x
  2. Step 2: Convert to fraction form
    492,471.83/679,868.09 = 349,573.25/x
  3. Step 3: Cross multiply
    492,471.83x = 679,868.09 × 349,573.25
  4. Step 4: Simplify right side
    492,471.83x = 237,663,692,645.39
  5. Step 5: Solve for x
    x = 237,663,692,645.39/492,471.83
  6. Step 6: Final answer
    x = 482,593.48

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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.