Home / 560,541.92-773,564.16-305,909.52

Finding the Fourth Proportional to 560,541.92, 773,564.16 and 305,909.52

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Solution

The fourth proportional to 560,541.92, 773,564.16 and 305,909.52 is: 422,164.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,541.92 : 773,564.16 = 305,909.52 : x
  2. Step 2: Convert to fraction form
    560,541.92/773,564.16 = 305,909.52/x
  3. Step 3: Cross multiply
    560,541.92x = 773,564.16 × 305,909.52
  4. Step 4: Simplify right side
    560,541.92x = 236,640,640,874.80
  5. Step 5: Solve for x
    x = 236,640,640,874.80/560,541.92
  6. Step 6: Final answer
    x = 422,164.04

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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.