Home / 544,023.10-815,062.65-262,920.70

Finding the Fourth Proportional to 544,023.10, 815,062.65 and 262,920.70

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Solution

The fourth proportional to 544,023.10, 815,062.65 and 262,920.70 is: 393,911.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,023.10 : 815,062.65 = 262,920.70 : x
  2. Step 2: Convert to fraction form
    544,023.10/815,062.65 = 262,920.70/x
  3. Step 3: Cross multiply
    544,023.10x = 815,062.65 × 262,920.70
  4. Step 4: Simplify right side
    544,023.10x = 214,296,842,481.86
  5. Step 5: Solve for x
    x = 214,296,842,481.86/544,023.10
  6. Step 6: Final answer
    x = 393,911.29

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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.