Home / 680,918.10-1,021,377.15-232,145.70

Finding the Fourth Proportional to 680,918.10, 1,021,377.15 and 232,145.70

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Solution

The fourth proportional to 680,918.10, 1,021,377.15 and 232,145.70 is: 348,218.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,918.10 : 1,021,377.15 = 232,145.70 : x
  2. Step 2: Convert to fraction form
    680,918.10/1,021,377.15 = 232,145.70/x
  3. Step 3: Cross multiply
    680,918.10x = 1,021,377.15 × 232,145.70
  4. Step 4: Simplify right side
    680,918.10x = 237,108,313,450.76
  5. Step 5: Solve for x
    x = 237,108,313,450.76/680,918.10
  6. Step 6: Final answer
    x = 348,218.55

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Similar ratio
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1.5x scale

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.