Home / 466,227.47-643,387.49-262,278.33

Finding the Fourth Proportional to 466,227.47, 643,387.49 and 262,278.33

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Solution

The fourth proportional to 466,227.47, 643,387.49 and 262,278.33 is: 361,940.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,227.47 : 643,387.49 = 262,278.33 : x
  2. Step 2: Convert to fraction form
    466,227.47/643,387.49 = 262,278.33/x
  3. Step 3: Cross multiply
    466,227.47x = 643,387.49 × 262,278.33
  4. Step 4: Simplify right side
    466,227.47x = 168,746,596,595.56
  5. Step 5: Solve for x
    x = 168,746,596,595.56/466,227.47
  6. Step 6: Final answer
    x = 361,940.49

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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.