Home / 316,235.56-474,360.24-126,785.14

Finding the Fourth Proportional to 316,235.56, 474,360.24 and 126,785.14

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Solution

The fourth proportional to 316,235.56, 474,360.24 and 126,785.14 is: 190,180.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,235.56 : 474,360.24 = 126,785.14 : x
  2. Step 2: Convert to fraction form
    316,235.56/474,360.24 = 126,785.14/x
  3. Step 3: Cross multiply
    316,235.56x = 474,360.24 × 126,785.14
  4. Step 4: Simplify right side
    316,235.56x = 60,141,829,438.83
  5. Step 5: Solve for x
    x = 60,141,829,438.83/316,235.56
  6. Step 6: Final answer
    x = 190,180.48

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1.5x scale

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.