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Finding the Fourth Proportional to 593,242.94, 889,857.72 and 143,968.74

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Solution

The fourth proportional to 593,242.94, 889,857.72 and 143,968.74 is: 215,951.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,242.94 : 889,857.72 = 143,968.74 : x
  2. Step 2: Convert to fraction form
    593,242.94/889,857.72 = 143,968.74/x
  3. Step 3: Cross multiply
    593,242.94x = 889,857.72 × 143,968.74
  4. Step 4: Simplify right side
    593,242.94x = 128,111,694,727.67
  5. Step 5: Solve for x
    x = 128,111,694,727.67/593,242.94
  6. Step 6: Final answer
    x = 215,951.49

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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.