Home / 579,649.16-799,900.40-334,625.65

Finding the Fourth Proportional to 579,649.16, 799,900.40 and 334,625.65

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Solution

The fourth proportional to 579,649.16, 799,900.40 and 334,625.65 is: 461,774.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,649.16 : 799,900.40 = 334,625.65 : x
  2. Step 2: Convert to fraction form
    579,649.16/799,900.40 = 334,625.65/x
  3. Step 3: Cross multiply
    579,649.16x = 799,900.40 × 334,625.65
  4. Step 4: Simplify right side
    579,649.16x = 267,667,188,867.23
  5. Step 5: Solve for x
    x = 267,667,188,867.23/579,649.16
  6. Step 6: Final answer
    x = 461,774.48

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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.