Home / 418,733.54-577,847.95-227,746.88

Finding the Fourth Proportional to 418,733.54, 577,847.95 and 227,746.88

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Solution

The fourth proportional to 418,733.54, 577,847.95 and 227,746.88 is: 314,288.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,733.54 : 577,847.95 = 227,746.88 : x
  2. Step 2: Convert to fraction form
    418,733.54/577,847.95 = 227,746.88/x
  3. Step 3: Cross multiply
    418,733.54x = 577,847.95 × 227,746.88
  4. Step 4: Simplify right side
    418,733.54x = 131,603,067,726.90
  5. Step 5: Solve for x
    x = 131,603,067,726.90/418,733.54
  6. Step 6: Final answer
    x = 314,288.34

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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.