Home / 469,055.08-647,330.34-267,846.76

Finding the Fourth Proportional to 469,055.08, 647,330.34 and 267,846.76

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Solution

The fourth proportional to 469,055.08, 647,330.34 and 267,846.76 is: 369,648.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,055.08 : 647,330.34 = 267,846.76 : x
  2. Step 2: Convert to fraction form
    469,055.08/647,330.34 = 267,846.76/x
  3. Step 3: Cross multiply
    469,055.08x = 647,330.34 × 267,846.76
  4. Step 4: Simplify right side
    469,055.08x = 173,385,334,218.70
  5. Step 5: Solve for x
    x = 173,385,334,218.70/469,055.08
  6. Step 6: Final answer
    x = 369,648.13

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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.