Home / 854,662.52-1,281,520.50-349,578.18

Finding the Fourth Proportional to 854,662.52, 1,281,520.50 and 349,578.18

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Solution

The fourth proportional to 854,662.52, 1,281,520.50 and 349,578.18 is: 524,173.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,662.52 : 1,281,520.50 = 349,578.18 : x
  2. Step 2: Convert to fraction form
    854,662.52/1,281,520.50 = 349,578.18/x
  3. Step 3: Cross multiply
    854,662.52x = 1,281,520.50 × 349,578.18
  4. Step 4: Simplify right side
    854,662.52x = 447,991,604,022.69
  5. Step 5: Solve for x
    x = 447,991,604,022.69/854,662.52
  6. Step 6: Final answer
    x = 524,173.69

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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.