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Finding the Fourth Proportional to 435,899.92, 601,542.40 and 244,913.20

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Solution

The fourth proportional to 435,899.92, 601,542.40 and 244,913.20 is: 337,980.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,899.92 : 601,542.40 = 244,913.20 : x
  2. Step 2: Convert to fraction form
    435,899.92/601,542.40 = 244,913.20/x
  3. Step 3: Cross multiply
    435,899.92x = 601,542.40 × 244,913.20
  4. Step 4: Simplify right side
    435,899.92x = 147,325,674,119.68
  5. Step 5: Solve for x
    x = 147,325,674,119.68/435,899.92
  6. Step 6: Final answer
    x = 337,980.50

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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.