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Finding the Fourth Proportional to 431,570.88, 595,567.80 and 240,596.46

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Solution

The fourth proportional to 431,570.88, 595,567.80 and 240,596.46 is: 332,023.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,570.88 : 595,567.80 = 240,596.46 : x
  2. Step 2: Convert to fraction form
    431,570.88/595,567.80 = 240,596.46/x
  3. Step 3: Cross multiply
    431,570.88x = 595,567.80 × 240,596.46
  4. Step 4: Simplify right side
    431,570.88x = 143,291,504,369.99
  5. Step 5: Solve for x
    x = 143,291,504,369.99/431,570.88
  6. Step 6: Final answer
    x = 332,023.11

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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.