Home / 579,036.52-799,066.02-324,389.80

Finding the Fourth Proportional to 579,036.52, 799,066.02 and 324,389.80

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Solution

The fourth proportional to 579,036.52, 799,066.02 and 324,389.80 is: 447,655.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,036.52 : 799,066.02 = 324,389.80 : x
  2. Step 2: Convert to fraction form
    579,036.52/799,066.02 = 324,389.80/x
  3. Step 3: Cross multiply
    579,036.52x = 799,066.02 × 324,389.80
  4. Step 4: Simplify right side
    579,036.52x = 259,208,866,414.60
  5. Step 5: Solve for x
    x = 259,208,866,414.60/579,036.52
  6. Step 6: Final answer
    x = 447,655.47

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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.