Home / 366,918.60-550,432.58-130,241.46

Finding the Fourth Proportional to 366,918.60, 550,432.58 and 130,241.46

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Solution

The fourth proportional to 366,918.60, 550,432.58 and 130,241.46 is: 195,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,918.60 : 550,432.58 = 130,241.46 : x
  2. Step 2: Convert to fraction form
    366,918.60/550,432.58 = 130,241.46/x
  3. Step 3: Cross multiply
    366,918.60x = 550,432.58 × 130,241.46
  4. Step 4: Simplify right side
    366,918.60x = 71,689,142,199.56
  5. Step 5: Solve for x
    x = 71,689,142,199.56/366,918.60
  6. Step 6: Final answer
    x = 195,381.60

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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.