Home / 307,264.76-460,896.60-120,145.04

Finding the Fourth Proportional to 307,264.76, 460,896.60 and 120,145.04

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Solution

The fourth proportional to 307,264.76, 460,896.60 and 120,145.04 is: 180,217.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,264.76 : 460,896.60 = 120,145.04 : x
  2. Step 2: Convert to fraction form
    307,264.76/460,896.60 = 120,145.04/x
  3. Step 3: Cross multiply
    307,264.76x = 460,896.60 × 120,145.04
  4. Step 4: Simplify right side
    307,264.76x = 55,374,440,442.86
  5. Step 5: Solve for x
    x = 55,374,440,442.86/307,264.76
  6. Step 6: Final answer
    x = 180,217.35

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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.