Home / 870,026.85-1,305,515.96-337,568.90

Finding the Fourth Proportional to 870,026.85, 1,305,515.96 and 337,568.90

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Solution

The fourth proportional to 870,026.85, 1,305,515.96 and 337,568.90 is: 506,537.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,026.85 : 1,305,515.96 = 337,568.90 : x
  2. Step 2: Convert to fraction form
    870,026.85/1,305,515.96 = 337,568.90/x
  3. Step 3: Cross multiply
    870,026.85x = 1,305,515.96 × 337,568.90
  4. Step 4: Simplify right side
    870,026.85x = 440,701,580,865.99
  5. Step 5: Solve for x
    x = 440,701,580,865.99/870,026.85
  6. Step 6: Final answer
    x = 506,537.91

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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.