Home / 734,799.80-1,101,173.16-397,112.42

Finding the Fourth Proportional to 734,799.80, 1,101,173.16 and 397,112.42

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Solution

The fourth proportional to 734,799.80, 1,101,173.16 and 397,112.42 is: 595,113.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,799.80 : 1,101,173.16 = 397,112.42 : x
  2. Step 2: Convert to fraction form
    734,799.80/1,101,173.16 = 397,112.42/x
  3. Step 3: Cross multiply
    734,799.80x = 1,101,173.16 × 397,112.42
  4. Step 4: Simplify right side
    734,799.80x = 437,289,538,406.65
  5. Step 5: Solve for x
    x = 437,289,538,406.65/734,799.80
  6. Step 6: Final answer
    x = 595,113.85

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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.