Home / 939,846.42-1,296,765.54-531,948.24

Finding the Fourth Proportional to 939,846.42, 1,296,765.54 and 531,948.24

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Solution

The fourth proportional to 939,846.42, 1,296,765.54 and 531,948.24 is: 733,962.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,846.42 : 1,296,765.54 = 531,948.24 : x
  2. Step 2: Convert to fraction form
    939,846.42/1,296,765.54 = 531,948.24/x
  3. Step 3: Cross multiply
    939,846.42x = 1,296,765.54 × 531,948.24
  4. Step 4: Simplify right side
    939,846.42x = 689,812,146,695.65
  5. Step 5: Solve for x
    x = 689,812,146,695.65/939,846.42
  6. Step 6: Final answer
    x = 733,962.63

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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.