Home / 262,440.14-393,722.67-84,947.13

Finding the Fourth Proportional to 262,440.14, 393,722.67 and 84,947.13

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Solution

The fourth proportional to 262,440.14, 393,722.67 and 84,947.13 is: 127,440.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,440.14 : 393,722.67 = 84,947.13 : x
  2. Step 2: Convert to fraction form
    262,440.14/393,722.67 = 84,947.13/x
  3. Step 3: Cross multiply
    262,440.14x = 393,722.67 × 84,947.13
  4. Step 4: Simplify right side
    262,440.14x = 33,445,610,832.44
  5. Step 5: Solve for x
    x = 33,445,610,832.44/262,440.14
  6. Step 6: Final answer
    x = 127,440.91

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1.5x scale

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.