Home / 710,832.57-1,066,435.55-255,469.76

Finding the Fourth Proportional to 710,832.57, 1,066,435.55 and 255,469.76

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Solution

The fourth proportional to 710,832.57, 1,066,435.55 and 255,469.76 is: 383,271.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,832.57 : 1,066,435.55 = 255,469.76 : x
  2. Step 2: Convert to fraction form
    710,832.57/1,066,435.55 = 255,469.76/x
  3. Step 3: Cross multiply
    710,832.57x = 1,066,435.55 × 255,469.76
  4. Step 4: Simplify right side
    710,832.57x = 272,442,027,404.44
  5. Step 5: Solve for x
    x = 272,442,027,404.44/710,832.57
  6. Step 6: Final answer
    x = 383,271.73

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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.