Home / 743,971.92-1,115,947.80-183,011.28

Finding the Fourth Proportional to 743,971.92, 1,115,947.80 and 183,011.28

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Solution

The fourth proportional to 743,971.92, 1,115,947.80 and 183,011.28 is: 274,514.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,971.92 : 1,115,947.80 = 183,011.28 : x
  2. Step 2: Convert to fraction form
    743,971.92/1,115,947.80 = 183,011.28/x
  3. Step 3: Cross multiply
    743,971.92x = 1,115,947.80 × 183,011.28
  4. Step 4: Simplify right side
    743,971.92x = 204,231,035,291.18
  5. Step 5: Solve for x
    x = 204,231,035,291.18/743,971.92
  6. Step 6: Final answer
    x = 274,514.44

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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.