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Finding the Fourth Proportional to 363,017.96, 544,775.03 and 126,360.64

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Solution

The fourth proportional to 363,017.96, 544,775.03 and 126,360.64 is: 189,627.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,017.96 : 544,775.03 = 126,360.64 : x
  2. Step 2: Convert to fraction form
    363,017.96/544,775.03 = 126,360.64/x
  3. Step 3: Cross multiply
    363,017.96x = 544,775.03 × 126,360.64
  4. Step 4: Simplify right side
    363,017.96x = 68,838,121,969.84
  5. Step 5: Solve for x
    x = 68,838,121,969.84/363,017.96
  6. Step 6: Final answer
    x = 189,627.32

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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.