Home / 854,774.56-1,282,247.28-293,735.20

Finding the Fourth Proportional to 854,774.56, 1,282,247.28 and 293,735.20

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Solution

The fourth proportional to 854,774.56, 1,282,247.28 and 293,735.20 is: 440,632.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,774.56 : 1,282,247.28 = 293,735.20 : x
  2. Step 2: Convert to fraction form
    854,774.56/1,282,247.28 = 293,735.20/x
  3. Step 3: Cross multiply
    854,774.56x = 1,282,247.28 × 293,735.20
  4. Step 4: Simplify right side
    854,774.56x = 376,641,161,240.26
  5. Step 5: Solve for x
    x = 376,641,161,240.26/854,774.56
  6. Step 6: Final answer
    x = 440,632.16

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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.