Home / 535,337.89-738,786.98-293,630.65

Finding the Fourth Proportional to 535,337.89, 738,786.98 and 293,630.65

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Solution

The fourth proportional to 535,337.89, 738,786.98 and 293,630.65 is: 405,221.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,337.89 : 738,786.98 = 293,630.65 : x
  2. Step 2: Convert to fraction form
    535,337.89/738,786.98 = 293,630.65/x
  3. Step 3: Cross multiply
    535,337.89x = 738,786.98 × 293,630.65
  4. Step 4: Simplify right side
    535,337.89x = 216,930,501,148.94
  5. Step 5: Solve for x
    x = 216,930,501,148.94/535,337.89
  6. Step 6: Final answer
    x = 405,221.65

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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.