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Finding the Fourth Proportional to 593,208.20, 889,963.96 and 172,484.08

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Solution

The fourth proportional to 593,208.20, 889,963.96 and 172,484.08 is: 258,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,208.20 : 889,963.96 = 172,484.08 : x
  2. Step 2: Convert to fraction form
    593,208.20/889,963.96 = 172,484.08/x
  3. Step 3: Cross multiply
    593,208.20x = 889,963.96 × 172,484.08
  4. Step 4: Simplify right side
    593,208.20x = 153,504,614,873.76
  5. Step 5: Solve for x
    x = 153,504,614,873.76/593,208.20
  6. Step 6: Final answer
    x = 258,770.22

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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.