Home / 283,232.52-390,815.10-162,351.60

Finding the Fourth Proportional to 283,232.52, 390,815.10 and 162,351.60

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Solution

The fourth proportional to 283,232.52, 390,815.10 and 162,351.60 is: 224,018.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,232.52 : 390,815.10 = 162,351.60 : x
  2. Step 2: Convert to fraction form
    283,232.52/390,815.10 = 162,351.60/x
  3. Step 3: Cross multiply
    283,232.52x = 390,815.10 × 162,351.60
  4. Step 4: Simplify right side
    283,232.52x = 63,449,456,789.16
  5. Step 5: Solve for x
    x = 63,449,456,789.16/283,232.52
  6. Step 6: Final answer
    x = 224,018.97

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1.5x scale

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.