Home / 766,903.34-1,150,357.98-234,422.30

Finding the Fourth Proportional to 766,903.34, 1,150,357.98 and 234,422.30

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Solution

The fourth proportional to 766,903.34, 1,150,357.98 and 234,422.30 is: 351,634.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,903.34 : 1,150,357.98 = 234,422.30 : x
  2. Step 2: Convert to fraction form
    766,903.34/1,150,357.98 = 234,422.30/x
  3. Step 3: Cross multiply
    766,903.34x = 1,150,357.98 × 234,422.30
  4. Step 4: Simplify right side
    766,903.34x = 269,669,563,494.95
  5. Step 5: Solve for x
    x = 269,669,563,494.95/766,903.34
  6. Step 6: Final answer
    x = 351,634.36

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Double scale
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Similar ratio
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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.