Home / 451,914.28-677,875.31-114,955.26

Finding the Fourth Proportional to 451,914.28, 677,875.31 and 114,955.26

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Solution

The fourth proportional to 451,914.28, 677,875.31 and 114,955.26 is: 172,433.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,914.28 : 677,875.31 = 114,955.26 : x
  2. Step 2: Convert to fraction form
    451,914.28/677,875.31 = 114,955.26/x
  3. Step 3: Cross multiply
    451,914.28x = 677,875.31 × 114,955.26
  4. Step 4: Simplify right side
    451,914.28x = 77,925,329,585.79
  5. Step 5: Solve for x
    x = 77,925,329,585.79/451,914.28
  6. Step 6: Final answer
    x = 172,433.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.