Home / 254,885.10-382,327.65-219,455.70

Finding the Fourth Proportional to 254,885.10, 382,327.65 and 219,455.70

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Solution

The fourth proportional to 254,885.10, 382,327.65 and 219,455.70 is: 329,183.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,885.10 : 382,327.65 = 219,455.70 : x
  2. Step 2: Convert to fraction form
    254,885.10/382,327.65 = 219,455.70/x
  3. Step 3: Cross multiply
    254,885.10x = 382,327.65 × 219,455.70
  4. Step 4: Simplify right side
    254,885.10x = 83,903,982,060.11
  5. Step 5: Solve for x
    x = 83,903,982,060.11/254,885.10
  6. Step 6: Final answer
    x = 329,183.55

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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.