Home / 477,901.10-659,498.30-263,036.55

Finding the Fourth Proportional to 477,901.10, 659,498.30 and 263,036.55

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Solution

The fourth proportional to 477,901.10, 659,498.30 and 263,036.55 is: 362,987.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,901.10 : 659,498.30 = 263,036.55 : x
  2. Step 2: Convert to fraction form
    477,901.10/659,498.30 = 263,036.55/x
  3. Step 3: Cross multiply
    477,901.10x = 659,498.30 × 263,036.55
  4. Step 4: Simplify right side
    477,901.10x = 173,472,157,562.87
  5. Step 5: Solve for x
    x = 173,472,157,562.87/477,901.10
  6. Step 6: Final answer
    x = 362,987.57

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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.