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Finding the Fourth Proportional to 593,026.88, 889,542.12 and 143,745.98

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Solution

The fourth proportional to 593,026.88, 889,542.12 and 143,745.98 is: 215,619.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,026.88 : 889,542.12 = 143,745.98 : x
  2. Step 2: Convert to fraction form
    593,026.88/889,542.12 = 143,745.98/x
  3. Step 3: Cross multiply
    593,026.88x = 889,542.12 × 143,745.98
  4. Step 4: Simplify right side
    593,026.88x = 127,868,103,790.68
  5. Step 5: Solve for x
    x = 127,868,103,790.68/593,026.88
  6. Step 6: Final answer
    x = 215,619.41

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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.