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Finding the Fourth Proportional to 426,765.74, 588,942.88 and 235,783.52

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Solution

The fourth proportional to 426,765.74, 588,942.88 and 235,783.52 is: 325,384.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,765.74 : 588,942.88 = 235,783.52 : x
  2. Step 2: Convert to fraction form
    426,765.74/588,942.88 = 235,783.52/x
  3. Step 3: Cross multiply
    426,765.74x = 588,942.88 × 235,783.52
  4. Step 4: Simplify right side
    426,765.74x = 138,863,025,325.34
  5. Step 5: Solve for x
    x = 138,863,025,325.34/426,765.74
  6. Step 6: Final answer
    x = 325,384.66

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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.