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Finding the Fourth Proportional to 424,645.44, 586,104.96 and 332,581.44

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Solution

The fourth proportional to 424,645.44, 586,104.96 and 332,581.44 is: 459,036.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,645.44 : 586,104.96 = 332,581.44 : x
  2. Step 2: Convert to fraction form
    424,645.44/586,104.96 = 332,581.44/x
  3. Step 3: Cross multiply
    424,645.44x = 586,104.96 × 332,581.44
  4. Step 4: Simplify right side
    424,645.44x = 194,927,631,587.94
  5. Step 5: Solve for x
    x = 194,927,631,587.94/424,645.44
  6. Step 6: Final answer
    x = 459,036.21

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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.