Home / 468,708.28-646,817.22-253,848.35

Finding the Fourth Proportional to 468,708.28, 646,817.22 and 253,848.35

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Solution

The fourth proportional to 468,708.28, 646,817.22 and 253,848.35 is: 350,310.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,708.28 : 646,817.22 = 253,848.35 : x
  2. Step 2: Convert to fraction form
    468,708.28/646,817.22 = 253,848.35/x
  3. Step 3: Cross multiply
    468,708.28x = 646,817.22 × 253,848.35
  4. Step 4: Simplify right side
    468,708.28x = 164,193,485,665.63
  5. Step 5: Solve for x
    x = 164,193,485,665.63/468,708.28
  6. Step 6: Final answer
    x = 350,310.62

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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.