Home / 396,543.06-594,688.64-130,241.59

Finding the Fourth Proportional to 396,543.06, 594,688.64 and 130,241.59

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Solution

The fourth proportional to 396,543.06, 594,688.64 and 130,241.59 is: 195,321.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,543.06 : 594,688.64 = 130,241.59 : x
  2. Step 2: Convert to fraction form
    396,543.06/594,688.64 = 130,241.59/x
  3. Step 3: Cross multiply
    396,543.06x = 594,688.64 × 130,241.59
  4. Step 4: Simplify right side
    396,543.06x = 77,453,191,890.61
  5. Step 5: Solve for x
    x = 77,453,191,890.61/396,543.06
  6. Step 6: Final answer
    x = 195,321.01

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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.