Home / 477,142.11-658,471.29-262,291.23

Finding the Fourth Proportional to 477,142.11, 658,471.29 and 262,291.23

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Solution

The fourth proportional to 477,142.11, 658,471.29 and 262,291.23 is: 361,970.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,142.11 : 658,471.29 = 262,291.23 : x
  2. Step 2: Convert to fraction form
    477,142.11/658,471.29 = 262,291.23/x
  3. Step 3: Cross multiply
    477,142.11x = 658,471.29 × 262,291.23
  4. Step 4: Simplify right side
    477,142.11x = 172,711,244,573.79
  5. Step 5: Solve for x
    x = 172,711,244,573.79/477,142.11
  6. Step 6: Final answer
    x = 361,970.24

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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.