Home / 454,024.13-679,354.70-284,191.43

Finding the Fourth Proportional to 454,024.13, 679,354.70 and 284,191.43

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Solution

The fourth proportional to 454,024.13, 679,354.70 and 284,191.43 is: 425,234.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,024.13 : 679,354.70 = 284,191.43 : x
  2. Step 2: Convert to fraction form
    454,024.13/679,354.70 = 284,191.43/x
  3. Step 3: Cross multiply
    454,024.13x = 679,354.70 × 284,191.43
  4. Step 4: Simplify right side
    454,024.13x = 193,066,778,852.49
  5. Step 5: Solve for x
    x = 193,066,778,852.49/454,024.13
  6. Step 6: Final answer
    x = 425,234.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.