Home / 710,818.74-1,066,414.85-255,455.95

Finding the Fourth Proportional to 710,818.74, 1,066,414.85 and 255,455.95

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Solution

The fourth proportional to 710,818.74, 1,066,414.85 and 255,455.95 is: 383,251.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,818.74 : 1,066,414.85 = 255,455.95 : x
  2. Step 2: Convert to fraction form
    710,818.74/1,066,414.85 = 255,455.95/x
  3. Step 3: Cross multiply
    710,818.74x = 1,066,414.85 × 255,455.95
  4. Step 4: Simplify right side
    710,818.74x = 272,422,018,600.86
  5. Step 5: Solve for x
    x = 272,422,018,600.86/710,818.74
  6. Step 6: Final answer
    x = 383,251.04

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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.