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Finding the Fourth Proportional to 426,052.80, 587,925.54 and 235,066.14

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Solution

The fourth proportional to 426,052.80, 587,925.54 and 235,066.14 is: 324,376.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,052.80 : 587,925.54 = 235,066.14 : x
  2. Step 2: Convert to fraction form
    426,052.80/587,925.54 = 235,066.14/x
  3. Step 3: Cross multiply
    426,052.80x = 587,925.54 × 235,066.14
  4. Step 4: Simplify right side
    426,052.80x = 138,201,387,295.22
  5. Step 5: Solve for x
    x = 138,201,387,295.22/426,052.80
  6. Step 6: Final answer
    x = 324,376.20

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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.