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Finding the Fourth Proportional to 592,887.61, 889,356.01 and 172,163.49

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Solution

The fourth proportional to 592,887.61, 889,356.01 and 172,163.49 is: 258,252.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,887.61 : 889,356.01 = 172,163.49 : x
  2. Step 2: Convert to fraction form
    592,887.61/889,356.01 = 172,163.49/x
  3. Step 3: Cross multiply
    592,887.61x = 889,356.01 × 172,163.49
  4. Step 4: Simplify right side
    592,887.61x = 153,114,630,087.30
  5. Step 5: Solve for x
    x = 153,114,630,087.30/592,887.61
  6. Step 6: Final answer
    x = 258,252.37

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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.