Home / 477,448.11-658,883.90-262,591.76

Finding the Fourth Proportional to 477,448.11, 658,883.90 and 262,591.76

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Solution

The fourth proportional to 477,448.11, 658,883.90 and 262,591.76 is: 362,379.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,448.11 : 658,883.90 = 262,591.76 : x
  2. Step 2: Convert to fraction form
    477,448.11/658,883.90 = 262,591.76/x
  3. Step 3: Cross multiply
    477,448.11x = 658,883.90 × 262,591.76
  4. Step 4: Simplify right side
    477,448.11x = 173,017,485,240.35
  5. Step 5: Solve for x
    x = 173,017,485,240.35/477,448.11
  6. Step 6: Final answer
    x = 362,379.66

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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.