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Finding the Fourth Proportional to 477,367.32, 658,771.74 and 262,508.97

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Solution

The fourth proportional to 477,367.32, 658,771.74 and 262,508.97 is: 362,265.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,367.32 : 658,771.74 = 262,508.97 : x
  2. Step 2: Convert to fraction form
    477,367.32/658,771.74 = 262,508.97/x
  3. Step 3: Cross multiply
    477,367.32x = 658,771.74 × 262,508.97
  4. Step 4: Simplify right side
    477,367.32x = 172,933,490,932.51
  5. Step 5: Solve for x
    x = 172,933,490,932.51/477,367.32
  6. Step 6: Final answer
    x = 362,265.04

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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.