Home / 297,984.90-446,967.38-129,505.23

Finding the Fourth Proportional to 297,984.90, 446,967.38 and 129,505.23

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Solution

The fourth proportional to 297,984.90, 446,967.38 and 129,505.23 is: 194,253.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,984.90 : 446,967.38 = 129,505.23 : x
  2. Step 2: Convert to fraction form
    297,984.90/446,967.38 = 129,505.23/x
  3. Step 3: Cross multiply
    297,984.90x = 446,967.38 × 129,505.23
  4. Step 4: Simplify right side
    297,984.90x = 57,884,612,701.87
  5. Step 5: Solve for x
    x = 57,884,612,701.87/297,984.90
  6. Step 6: Final answer
    x = 194,253.51

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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.