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Finding the Fourth Proportional to 593,241.31, 889,855.28 and 143,967.12

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Solution

The fourth proportional to 593,241.31, 889,855.28 and 143,967.12 is: 215,949.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,241.31 : 889,855.28 = 143,967.12 : x
  2. Step 2: Convert to fraction form
    593,241.31/889,855.28 = 143,967.12/x
  3. Step 3: Cross multiply
    593,241.31x = 889,855.28 × 143,967.12
  4. Step 4: Simplify right side
    593,241.31x = 128,109,901,878.39
  5. Step 5: Solve for x
    x = 128,109,901,878.39/593,241.31
  6. Step 6: Final answer
    x = 215,949.06

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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.