Home / 854,647.82-1,281,498.51-349,563.53

Finding the Fourth Proportional to 854,647.82, 1,281,498.51 and 349,563.53

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Solution

The fourth proportional to 854,647.82, 1,281,498.51 and 349,563.53 is: 524,151.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,647.82 : 1,281,498.51 = 349,563.53 : x
  2. Step 2: Convert to fraction form
    854,647.82/1,281,498.51 = 349,563.53/x
  3. Step 3: Cross multiply
    854,647.82x = 1,281,498.51 × 349,563.53
  4. Step 4: Simplify right side
    854,647.82x = 447,965,142,198.91
  5. Step 5: Solve for x
    x = 447,965,142,198.91/854,647.82
  6. Step 6: Final answer
    x = 524,151.74

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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.