Home / 743,103.20-1,025,569.96-441,297.20

Finding the Fourth Proportional to 743,103.20, 1,025,569.96 and 441,297.20

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Solution

The fourth proportional to 743,103.20, 1,025,569.96 and 441,297.20 is: 609,042.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,103.20 : 1,025,569.96 = 441,297.20 : x
  2. Step 2: Convert to fraction form
    743,103.20/1,025,569.96 = 441,297.20/x
  3. Step 3: Cross multiply
    743,103.20x = 1,025,569.96 × 441,297.20
  4. Step 4: Simplify right side
    743,103.20x = 452,581,151,752.11
  5. Step 5: Solve for x
    x = 452,581,151,752.11/743,103.20
  6. Step 6: Final answer
    x = 609,042.12

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1.5x scale

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.