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Finding the Fourth Proportional to 579,648.92, 799,900.08 and 334,625.41

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Solution

The fourth proportional to 579,648.92, 799,900.08 and 334,625.41 is: 461,774.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,648.92 : 799,900.08 = 334,625.41 : x
  2. Step 2: Convert to fraction form
    579,648.92/799,900.08 = 334,625.41/x
  3. Step 3: Cross multiply
    579,648.92x = 799,900.08 × 334,625.41
  4. Step 4: Simplify right side
    579,648.92x = 267,666,891,974.06
  5. Step 5: Solve for x
    x = 267,666,891,974.06/579,648.92
  6. Step 6: Final answer
    x = 461,774.16

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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.