Home / 843,746.73-1,265,751.56-274,995.87

Finding the Fourth Proportional to 843,746.73, 1,265,751.56 and 274,995.87

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Solution

The fourth proportional to 843,746.73, 1,265,751.56 and 274,995.87 is: 412,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,746.73 : 1,265,751.56 = 274,995.87 : x
  2. Step 2: Convert to fraction form
    843,746.73/1,265,751.56 = 274,995.87/x
  3. Step 3: Cross multiply
    843,746.73x = 1,265,751.56 × 274,995.87
  4. Step 4: Simplify right side
    843,746.73x = 348,076,451,446.06
  5. Step 5: Solve for x
    x = 348,076,451,446.06/843,746.73
  6. Step 6: Final answer
    x = 412,536.65

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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.