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Finding the Fourth Proportional to 362,544.60, 543,816.90 and 359,920.20

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Solution

The fourth proportional to 362,544.60, 543,816.90 and 359,920.20 is: 539,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,544.60 : 543,816.90 = 359,920.20 : x
  2. Step 2: Convert to fraction form
    362,544.60/543,816.90 = 359,920.20/x
  3. Step 3: Cross multiply
    362,544.60x = 543,816.90 × 359,920.20
  4. Step 4: Simplify right side
    362,544.60x = 195,730,687,411.38
  5. Step 5: Solve for x
    x = 195,730,687,411.38/362,544.60
  6. Step 6: Final answer
    x = 539,880.30

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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.