Home / 968,937.20-1,337,115.30-539,213.30

Finding the Fourth Proportional to 968,937.20, 1,337,115.30 and 539,213.30

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Solution

The fourth proportional to 968,937.20, 1,337,115.30 and 539,213.30 is: 744,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,937.20 : 1,337,115.30 = 539,213.30 : x
  2. Step 2: Convert to fraction form
    968,937.20/1,337,115.30 = 539,213.30/x
  3. Step 3: Cross multiply
    968,937.20x = 1,337,115.30 × 539,213.30
  4. Step 4: Simplify right side
    968,937.20x = 720,990,353,393.49
  5. Step 5: Solve for x
    x = 720,990,353,393.49/968,937.20
  6. Step 6: Final answer
    x = 744,104.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.