Home / 535,344.80-738,776.86-293,629.36

Finding the Fourth Proportional to 535,344.80, 738,776.86 and 293,629.36

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Solution

The fourth proportional to 535,344.80, 738,776.86 and 293,629.36 is: 405,209.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,344.80 : 738,776.86 = 293,629.36 : x
  2. Step 2: Convert to fraction form
    535,344.80/738,776.86 = 293,629.36/x
  3. Step 3: Cross multiply
    535,344.80x = 738,776.86 × 293,629.36
  4. Step 4: Simplify right side
    535,344.80x = 216,926,576,584.61
  5. Step 5: Solve for x
    x = 216,926,576,584.61/535,344.80
  6. Step 6: Final answer
    x = 405,209.09

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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.