Home / 363,445.20-544,973.40-126,795.60

Finding the Fourth Proportional to 363,445.20, 544,973.40 and 126,795.60

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Solution

The fourth proportional to 363,445.20, 544,973.40 and 126,795.60 is: 190,125.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,445.20 : 544,973.40 = 126,795.60 : x
  2. Step 2: Convert to fraction form
    363,445.20/544,973.40 = 126,795.60/x
  3. Step 3: Cross multiply
    363,445.20x = 544,973.40 × 126,795.60
  4. Step 4: Simplify right side
    363,445.20x = 69,100,229,237.04
  5. Step 5: Solve for x
    x = 69,100,229,237.04/363,445.20
  6. Step 6: Final answer
    x = 190,125.58

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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.