Home / 961,578.72-1,442,257.92-251,675.28

Finding the Fourth Proportional to 961,578.72, 1,442,257.92 and 251,675.28

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Solution

The fourth proportional to 961,578.72, 1,442,257.92 and 251,675.28 is: 377,484.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,578.72 : 1,442,257.92 = 251,675.28 : x
  2. Step 2: Convert to fraction form
    961,578.72/1,442,257.92 = 251,675.28/x
  3. Step 3: Cross multiply
    961,578.72x = 1,442,257.92 × 251,675.28
  4. Step 4: Simplify right side
    961,578.72x = 362,980,665,848.22
  5. Step 5: Solve for x
    x = 362,980,665,848.22/961,578.72
  6. Step 6: Final answer
    x = 377,484.09

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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.