Home / 870,029.60-1,305,520.08-337,571.65

Finding the Fourth Proportional to 870,029.60, 1,305,520.08 and 337,571.65

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Solution

The fourth proportional to 870,029.60, 1,305,520.08 and 337,571.65 is: 506,542.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,029.60 : 1,305,520.08 = 337,571.65 : x
  2. Step 2: Convert to fraction form
    870,029.60/1,305,520.08 = 337,571.65/x
  3. Step 3: Cross multiply
    870,029.60x = 1,305,520.08 × 337,571.65
  4. Step 4: Simplify right side
    870,029.60x = 440,706,567,513.73
  5. Step 5: Solve for x
    x = 440,706,567,513.73/870,029.60
  6. Step 6: Final answer
    x = 506,542.04

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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.