Home / 680,823.07-1,020,761.66-301,537.13

Finding the Fourth Proportional to 680,823.07, 1,020,761.66 and 301,537.13

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Solution

The fourth proportional to 680,823.07, 1,020,761.66 and 301,537.13 is: 452,096.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,823.07 : 1,020,761.66 = 301,537.13 : x
  2. Step 2: Convert to fraction form
    680,823.07/1,020,761.66 = 301,537.13/x
  3. Step 3: Cross multiply
    680,823.07x = 1,020,761.66 × 301,537.13
  4. Step 4: Simplify right side
    680,823.07x = 307,797,534,758.94
  5. Step 5: Solve for x
    x = 307,797,534,758.94/680,823.07
  6. Step 6: Final answer
    x = 452,096.22

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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.