Home / 306,972.36-460,746.50-188,874.36

Finding the Fourth Proportional to 306,972.36, 460,746.50 and 188,874.36

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Solution

The fourth proportional to 306,972.36, 460,746.50 and 188,874.36 is: 283,488.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,972.36 : 460,746.50 = 188,874.36 : x
  2. Step 2: Convert to fraction form
    306,972.36/460,746.50 = 188,874.36/x
  3. Step 3: Cross multiply
    306,972.36x = 460,746.50 × 188,874.36
  4. Step 4: Simplify right side
    306,972.36x = 87,023,199,365.37
  5. Step 5: Solve for x
    x = 87,023,199,365.37/306,972.36
  6. Step 6: Final answer
    x = 283,488.71

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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.