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Finding the Fourth Proportional to 593,241.94, 889,856.22 and 143,967.74

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Solution

The fourth proportional to 593,241.94, 889,856.22 and 143,967.74 is: 215,949.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,241.94 : 889,856.22 = 143,967.74 : x
  2. Step 2: Convert to fraction form
    593,241.94/889,856.22 = 143,967.74/x
  3. Step 3: Cross multiply
    593,241.94x = 889,856.22 × 143,967.74
  4. Step 4: Simplify right side
    593,241.94x = 128,110,588,918.34
  5. Step 5: Solve for x
    x = 128,110,588,918.34/593,241.94
  6. Step 6: Final answer
    x = 215,949.99

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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.