Home / 380,896.05-571,531.11-153,182.46

Finding the Fourth Proportional to 380,896.05, 571,531.11 and 153,182.46

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Solution

The fourth proportional to 380,896.05, 571,531.11 and 153,182.46 is: 229,848.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,896.05 : 571,531.11 = 153,182.46 : x
  2. Step 2: Convert to fraction form
    380,896.05/571,531.11 = 153,182.46/x
  3. Step 3: Cross multiply
    380,896.05x = 571,531.11 × 153,182.46
  4. Step 4: Simplify right side
    380,896.05x = 87,548,541,396.33
  5. Step 5: Solve for x
    x = 87,548,541,396.33/380,896.05
  6. Step 6: Final answer
    x = 229,848.91

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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.