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Finding the Fourth Proportional to 431,846.91, 595,949.58 and 240,872.67

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Solution

The fourth proportional to 431,846.91, 595,949.58 and 240,872.67 is: 332,404.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,846.91 : 595,949.58 = 240,872.67 : x
  2. Step 2: Convert to fraction form
    431,846.91/595,949.58 = 240,872.67/x
  3. Step 3: Cross multiply
    431,846.91x = 595,949.58 × 240,872.67
  4. Step 4: Simplify right side
    431,846.91x = 143,547,966,519.98
  5. Step 5: Solve for x
    x = 143,547,966,519.98/431,846.91
  6. Step 6: Final answer
    x = 332,404.76

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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.