Home / 457,927.29-631,977.40-254,043.83

Finding the Fourth Proportional to 457,927.29, 631,977.40 and 254,043.83

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Solution

The fourth proportional to 457,927.29, 631,977.40 and 254,043.83 is: 350,601.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,927.29 : 631,977.40 = 254,043.83 : x
  2. Step 2: Convert to fraction form
    457,927.29/631,977.40 = 254,043.83/x
  3. Step 3: Cross multiply
    457,927.29x = 631,977.40 × 254,043.83
  4. Step 4: Simplify right side
    457,927.29x = 160,549,959,169.44
  5. Step 5: Solve for x
    x = 160,549,959,169.44/457,927.29
  6. Step 6: Final answer
    x = 350,601.42

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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.