Home / 318,824.32-477,826.24-160,698.88

Finding the Fourth Proportional to 318,824.32, 477,826.24 and 160,698.88

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Solution

The fourth proportional to 318,824.32, 477,826.24 and 160,698.88 is: 240,841.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,824.32 : 477,826.24 = 160,698.88 : x
  2. Step 2: Convert to fraction form
    318,824.32/477,826.24 = 160,698.88/x
  3. Step 3: Cross multiply
    318,824.32x = 477,826.24 × 160,698.88
  4. Step 4: Simplify right side
    318,824.32x = 76,786,141,602.61
  5. Step 5: Solve for x
    x = 76,786,141,602.61/318,824.32
  6. Step 6: Final answer
    x = 240,841.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.