Home / 1,002,313.20-1,503,469.80-496,970.40

Finding the Fourth Proportional to 1,002,313.20, 1,503,469.80 and 496,970.40

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Solution

The fourth proportional to 1,002,313.20, 1,503,469.80 and 496,970.40 is: 745,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,313.20 : 1,503,469.80 = 496,970.40 : x
  2. Step 2: Convert to fraction form
    1,002,313.20/1,503,469.80 = 496,970.40/x
  3. Step 3: Cross multiply
    1,002,313.20x = 1,503,469.80 × 496,970.40
  4. Step 4: Simplify right side
    1,002,313.20x = 747,179,987,893.92
  5. Step 5: Solve for x
    x = 747,179,987,893.92/1,002,313.20
  6. Step 6: Final answer
    x = 745,455.60

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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.