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Finding the Fourth Proportional to 362,242.20, 543,363.30 and 125,506.20

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Solution

The fourth proportional to 362,242.20, 543,363.30 and 125,506.20 is: 188,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,242.20 : 543,363.30 = 125,506.20 : x
  2. Step 2: Convert to fraction form
    362,242.20/543,363.30 = 125,506.20/x
  3. Step 3: Cross multiply
    362,242.20x = 543,363.30 × 125,506.20
  4. Step 4: Simplify right side
    362,242.20x = 68,195,463,002.46
  5. Step 5: Solve for x
    x = 68,195,463,002.46/362,242.20
  6. Step 6: Final answer
    x = 188,259.30

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1.5x scale

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.