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Finding the Fourth Proportional to 431,838.06, 595,937.43 and 240,846.54

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Solution

The fourth proportional to 431,838.06, 595,937.43 and 240,846.54 is: 332,368.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,838.06 : 595,937.43 = 240,846.54 : x
  2. Step 2: Convert to fraction form
    431,838.06/595,937.43 = 240,846.54/x
  3. Step 3: Cross multiply
    431,838.06x = 595,937.43 × 240,846.54
  4. Step 4: Simplify right side
    431,838.06x = 143,529,468,071.99
  5. Step 5: Solve for x
    x = 143,529,468,071.99/431,838.06
  6. Step 6: Final answer
    x = 332,368.73

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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.