Home / 283,352.55-391,286.28-180,020.14

Finding the Fourth Proportional to 283,352.55, 391,286.28 and 180,020.14

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Solution

The fourth proportional to 283,352.55, 391,286.28 and 180,020.14 is: 248,592.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,352.55 : 391,286.28 = 180,020.14 : x
  2. Step 2: Convert to fraction form
    283,352.55/391,286.28 = 180,020.14/x
  3. Step 3: Cross multiply
    283,352.55x = 391,286.28 × 180,020.14
  4. Step 4: Simplify right side
    283,352.55x = 70,439,410,905.68
  5. Step 5: Solve for x
    x = 70,439,410,905.68/283,352.55
  6. Step 6: Final answer
    x = 248,592.83

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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.