Home / 684,971.52-1,027,752.66-264,542.64

Finding the Fourth Proportional to 684,971.52, 1,027,752.66 and 264,542.64

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Solution

The fourth proportional to 684,971.52, 1,027,752.66 and 264,542.64 is: 396,928.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,971.52 : 1,027,752.66 = 264,542.64 : x
  2. Step 2: Convert to fraction form
    684,971.52/1,027,752.66 = 264,542.64/x
  3. Step 3: Cross multiply
    684,971.52x = 1,027,752.66 × 264,542.64
  4. Step 4: Simplify right side
    684,971.52x = 271,884,401,943.42
  5. Step 5: Solve for x
    x = 271,884,401,943.42/684,971.52
  6. Step 6: Final answer
    x = 396,928.04

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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.