Home / 477,799.55-659,363.47-262,939.61

Finding the Fourth Proportional to 477,799.55, 659,363.47 and 262,939.61

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Solution

The fourth proportional to 477,799.55, 659,363.47 and 262,939.61 is: 362,856.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,799.55 : 659,363.47 = 262,939.61 : x
  2. Step 2: Convert to fraction form
    477,799.55/659,363.47 = 262,939.61/x
  3. Step 3: Cross multiply
    477,799.55x = 659,363.47 × 262,939.61
  4. Step 4: Simplify right side
    477,799.55x = 173,372,775,955.80
  5. Step 5: Solve for x
    x = 173,372,775,955.80/477,799.55
  6. Step 6: Final answer
    x = 362,856.72

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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.