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Finding the Fourth Proportional to 898,939.68, 1,348,416 and 225,032.64

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Solution

The fourth proportional to 898,939.68, 1,348,416 and 225,032.64 is: 337,550.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,939.68 : 1,348,416 = 225,032.64 : x
  2. Step 2: Convert to fraction form
    898,939.68/1,348,416 = 225,032.64/x
  3. Step 3: Cross multiply
    898,939.68x = 1,348,416 × 225,032.64
  4. Step 4: Simplify right side
    898,939.68x = 303,437,612,298.24
  5. Step 5: Solve for x
    x = 303,437,612,298.24/898,939.68
  6. Step 6: Final answer
    x = 337,550.58

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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.