Home / 457,815.14-631,850.27-253,911.41

Finding the Fourth Proportional to 457,815.14, 631,850.27 and 253,911.41

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Solution

The fourth proportional to 457,815.14, 631,850.27 and 253,911.41 is: 350,434.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,815.14 : 631,850.27 = 253,911.41 : x
  2. Step 2: Convert to fraction form
    457,815.14/631,850.27 = 253,911.41/x
  3. Step 3: Cross multiply
    457,815.14x = 631,850.27 × 253,911.41
  4. Step 4: Simplify right side
    457,815.14x = 160,433,992,333.46
  5. Step 5: Solve for x
    x = 160,433,992,333.46/457,815.14
  6. Step 6: Final answer
    x = 350,434.00

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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.