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Finding the Fourth Proportional to 362,402.10, 543,603.15 and 362,402.10

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Solution

The fourth proportional to 362,402.10, 543,603.15 and 362,402.10 is: 543,603.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,402.10 : 543,603.15 = 362,402.10 : x
  2. Step 2: Convert to fraction form
    362,402.10/543,603.15 = 362,402.10/x
  3. Step 3: Cross multiply
    362,402.10x = 543,603.15 × 362,402.10
  4. Step 4: Simplify right side
    362,402.10x = 197,002,923,126.62
  5. Step 5: Solve for x
    x = 197,002,923,126.62/362,402.10
  6. Step 6: Final answer
    x = 543,603.15

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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.