Home / 734,882.59-1,102,040.41-285,544.30

Finding the Fourth Proportional to 734,882.59, 1,102,040.41 and 285,544.30

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Solution

The fourth proportional to 734,882.59, 1,102,040.41 and 285,544.30 is: 428,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,882.59 : 1,102,040.41 = 285,544.30 : x
  2. Step 2: Convert to fraction form
    734,882.59/1,102,040.41 = 285,544.30/x
  3. Step 3: Cross multiply
    734,882.59x = 1,102,040.41 × 285,544.30
  4. Step 4: Simplify right side
    734,882.59x = 314,681,357,445.16
  5. Step 5: Solve for x
    x = 314,681,357,445.16/734,882.59
  6. Step 6: Final answer
    x = 428,206.30

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Half scale
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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.