Home / 305,352.48-457,895.07-125,314.44

Finding the Fourth Proportional to 305,352.48, 457,895.07 and 125,314.44

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Solution

The fourth proportional to 305,352.48, 457,895.07 and 125,314.44 is: 187,916.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,352.48 : 457,895.07 = 125,314.44 : x
  2. Step 2: Convert to fraction form
    305,352.48/457,895.07 = 125,314.44/x
  3. Step 3: Cross multiply
    305,352.48x = 457,895.07 × 125,314.44
  4. Step 4: Simplify right side
    305,352.48x = 57,380,864,275.81
  5. Step 5: Solve for x
    x = 57,380,864,275.81/305,352.48
  6. Step 6: Final answer
    x = 187,916.81

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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.