Home / 477,119.64-658,426.56-262,281.72

Finding the Fourth Proportional to 477,119.64, 658,426.56 and 262,281.72

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Solution

The fourth proportional to 477,119.64, 658,426.56 and 262,281.72 is: 361,949.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,119.64 : 658,426.56 = 262,281.72 : x
  2. Step 2: Convert to fraction form
    477,119.64/658,426.56 = 262,281.72/x
  3. Step 3: Cross multiply
    477,119.64x = 658,426.56 × 262,281.72
  4. Step 4: Simplify right side
    477,119.64x = 172,693,250,650.48
  5. Step 5: Solve for x
    x = 172,693,250,650.48/477,119.64
  6. Step 6: Final answer
    x = 361,949.57

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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.