Home / 466,227.69-643,393.24-262,278.75

Finding the Fourth Proportional to 466,227.69, 643,393.24 and 262,278.75

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Solution

The fourth proportional to 466,227.69, 643,393.24 and 262,278.75 is: 361,944.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,227.69 : 643,393.24 = 262,278.75 : x
  2. Step 2: Convert to fraction form
    466,227.69/643,393.24 = 262,278.75/x
  3. Step 3: Cross multiply
    466,227.69x = 643,393.24 × 262,278.75
  4. Step 4: Simplify right side
    466,227.69x = 168,748,374,745.65
  5. Step 5: Solve for x
    x = 168,748,374,745.65/466,227.69
  6. Step 6: Final answer
    x = 361,944.13

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Double scale
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1.5x scale

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.