Home / 414,696.20-572,138.10-251,405.36

Finding the Fourth Proportional to 414,696.20, 572,138.10 and 251,405.36

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Solution

The fourth proportional to 414,696.20, 572,138.10 and 251,405.36 is: 346,852.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,696.20 : 572,138.10 = 251,405.36 : x
  2. Step 2: Convert to fraction form
    414,696.20/572,138.10 = 251,405.36/x
  3. Step 3: Cross multiply
    414,696.20x = 572,138.10 × 251,405.36
  4. Step 4: Simplify right side
    414,696.20x = 143,838,585,000.22
  5. Step 5: Solve for x
    x = 143,838,585,000.22/414,696.20
  6. Step 6: Final answer
    x = 346,852.91

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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.