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Finding the Fourth Proportional to 426,668.42, 588,796.29 and 233,073.81

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Solution

The fourth proportional to 426,668.42, 588,796.29 and 233,073.81 is: 321,638.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,668.42 : 588,796.29 = 233,073.81 : x
  2. Step 2: Convert to fraction form
    426,668.42/588,796.29 = 233,073.81/x
  3. Step 3: Cross multiply
    426,668.42x = 588,796.29 × 233,073.81
  4. Step 4: Simplify right side
    426,668.42x = 137,232,994,624.17
  5. Step 5: Solve for x
    x = 137,232,994,624.17/426,668.42
  6. Step 6: Final answer
    x = 321,638.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.