Home / 585,575.99-807,772.07-404,383.04

Finding the Fourth Proportional to 585,575.99, 807,772.07 and 404,383.04

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Solution

The fourth proportional to 585,575.99, 807,772.07 and 404,383.04 is: 557,825.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,575.99 : 807,772.07 = 404,383.04 : x
  2. Step 2: Convert to fraction form
    585,575.99/807,772.07 = 404,383.04/x
  3. Step 3: Cross multiply
    585,575.99x = 807,772.07 × 404,383.04
  4. Step 4: Simplify right side
    585,575.99x = 326,649,323,271.78
  5. Step 5: Solve for x
    x = 326,649,323,271.78/585,575.99
  6. Step 6: Final answer
    x = 557,825.68

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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.