Home / 469,927.19-648,500.17-255,067.30

Finding the Fourth Proportional to 469,927.19, 648,500.17 and 255,067.30

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Solution

The fourth proportional to 469,927.19, 648,500.17 and 255,067.30 is: 351,993.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,927.19 : 648,500.17 = 255,067.30 : x
  2. Step 2: Convert to fraction form
    469,927.19/648,500.17 = 255,067.30/x
  3. Step 3: Cross multiply
    469,927.19x = 648,500.17 × 255,067.30
  4. Step 4: Simplify right side
    469,927.19x = 165,411,185,152.52
  5. Step 5: Solve for x
    x = 165,411,185,152.52/469,927.19
  6. Step 6: Final answer
    x = 351,993.22

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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.