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Finding the Fourth Proportional to 426,606.42, 588,666.49 and 235,608.42

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Solution

The fourth proportional to 426,606.42, 588,666.49 and 235,608.42 is: 325,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,606.42 : 588,666.49 = 235,608.42 : x
  2. Step 2: Convert to fraction form
    426,606.42/588,666.49 = 235,608.42/x
  3. Step 3: Cross multiply
    426,606.42x = 588,666.49 × 235,608.42
  4. Step 4: Simplify right side
    426,606.42x = 138,694,781,615.85
  5. Step 5: Solve for x
    x = 138,694,781,615.85/426,606.42
  6. Step 6: Final answer
    x = 325,111.80

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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.