Home / 980,317.22-1,469,430.38-558,685.22

Finding the Fourth Proportional to 980,317.22, 1,469,430.38 and 558,685.22

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Solution

The fourth proportional to 980,317.22, 1,469,430.38 and 558,685.22 is: 837,432.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,317.22 : 1,469,430.38 = 558,685.22 : x
  2. Step 2: Convert to fraction form
    980,317.22/1,469,430.38 = 558,685.22/x
  3. Step 3: Cross multiply
    980,317.22x = 1,469,430.38 × 558,685.22
  4. Step 4: Simplify right side
    980,317.22x = 820,949,029,174.55
  5. Step 5: Solve for x
    x = 820,949,029,174.55/980,317.22
  6. Step 6: Final answer
    x = 837,432.02

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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.