Home / 246,947.20-370,420.80-243,010.60

Finding the Fourth Proportional to 246,947.20, 370,420.80 and 243,010.60

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Solution

The fourth proportional to 246,947.20, 370,420.80 and 243,010.60 is: 364,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,947.20 : 370,420.80 = 243,010.60 : x
  2. Step 2: Convert to fraction form
    246,947.20/370,420.80 = 243,010.60/x
  3. Step 3: Cross multiply
    246,947.20x = 370,420.80 × 243,010.60
  4. Step 4: Simplify right side
    246,947.20x = 90,016,180,860.48
  5. Step 5: Solve for x
    x = 90,016,180,860.48/246,947.20
  6. Step 6: Final answer
    x = 364,515.90

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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.