Home / 488,867.16-674,600.22-297,849.72

Finding the Fourth Proportional to 488,867.16, 674,600.22 and 297,849.72

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Solution

The fourth proportional to 488,867.16, 674,600.22 and 297,849.72 is: 411,010.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,867.16 : 674,600.22 = 297,849.72 : x
  2. Step 2: Convert to fraction form
    488,867.16/674,600.22 = 297,849.72/x
  3. Step 3: Cross multiply
    488,867.16x = 674,600.22 × 297,849.72
  4. Step 4: Simplify right side
    488,867.16x = 200,929,486,638.94
  5. Step 5: Solve for x
    x = 200,929,486,638.94/488,867.16
  6. Step 6: Final answer
    x = 411,010.40

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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.