Home / 599,045-826,008.18-489,808.52

Finding the Fourth Proportional to 599,045, 826,008.18 and 489,808.52

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Solution

The fourth proportional to 599,045, 826,008.18 and 489,808.52 is: 675,384.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,045 : 826,008.18 = 489,808.52 : x
  2. Step 2: Convert to fraction form
    599,045/826,008.18 = 489,808.52/x
  3. Step 3: Cross multiply
    599,045x = 826,008.18 × 489,808.52
  4. Step 4: Simplify right side
    599,045x = 404,585,844,153.69
  5. Step 5: Solve for x
    x = 404,585,844,153.69/599,045
  6. Step 6: Final answer
    x = 675,384.73

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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.