Home / 468,282.36-646,231.70-253,422.44

Finding the Fourth Proportional to 468,282.36, 646,231.70 and 253,422.44

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Solution

The fourth proportional to 468,282.36, 646,231.70 and 253,422.44 is: 349,724.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,282.36 : 646,231.70 = 253,422.44 : x
  2. Step 2: Convert to fraction form
    468,282.36/646,231.70 = 253,422.44/x
  3. Step 3: Cross multiply
    468,282.36x = 646,231.70 × 253,422.44
  4. Step 4: Simplify right side
    468,282.36x = 163,769,614,045.11
  5. Step 5: Solve for x
    x = 163,769,614,045.11/468,282.36
  6. Step 6: Final answer
    x = 349,724.07

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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.