Home / 357,576.30-493,584.78-236,756.52

Finding the Fourth Proportional to 357,576.30, 493,584.78 and 236,756.52

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Solution

The fourth proportional to 357,576.30, 493,584.78 and 236,756.52 is: 326,809.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,576.30 : 493,584.78 = 236,756.52 : x
  2. Step 2: Convert to fraction form
    357,576.30/493,584.78 = 236,756.52/x
  3. Step 3: Cross multiply
    357,576.30x = 493,584.78 × 236,756.52
  4. Step 4: Simplify right side
    357,576.30x = 116,859,412,369.84
  5. Step 5: Solve for x
    x = 116,859,412,369.84/357,576.30
  6. Step 6: Final answer
    x = 326,809.73

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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.