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Finding the Fourth Proportional to 426,656.54, 588,780.93 and 233,061.89

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Solution

The fourth proportional to 426,656.54, 588,780.93 and 233,061.89 is: 321,622.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,656.54 : 588,780.93 = 233,061.89 : x
  2. Step 2: Convert to fraction form
    426,656.54/588,780.93 = 233,061.89/x
  3. Step 3: Cross multiply
    426,656.54x = 588,780.93 × 233,061.89
  4. Step 4: Simplify right side
    426,656.54x = 137,222,394,271.84
  5. Step 5: Solve for x
    x = 137,222,394,271.84/426,656.54
  6. Step 6: Final answer
    x = 321,622.62

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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.