Home / 469,904.15-648,468.27-255,044.27

Finding the Fourth Proportional to 469,904.15, 648,468.27 and 255,044.27

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Solution

The fourth proportional to 469,904.15, 648,468.27 and 255,044.27 is: 351,961.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,904.15 : 648,468.27 = 255,044.27 : x
  2. Step 2: Convert to fraction form
    469,904.15/648,468.27 = 255,044.27/x
  3. Step 3: Cross multiply
    469,904.15x = 648,468.27 × 255,044.27
  4. Step 4: Simplify right side
    469,904.15x = 165,388,113,297.97
  5. Step 5: Solve for x
    x = 165,388,113,297.97/469,904.15
  6. Step 6: Final answer
    x = 351,961.38

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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.