Home / 535,036.58-738,342.09-293,321.15

Finding the Fourth Proportional to 535,036.58, 738,342.09 and 293,321.15

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Solution

The fourth proportional to 535,036.58, 738,342.09 and 293,321.15 is: 404,778.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,036.58 : 738,342.09 = 293,321.15 : x
  2. Step 2: Convert to fraction form
    535,036.58/738,342.09 = 293,321.15/x
  3. Step 3: Cross multiply
    535,036.58x = 738,342.09 × 293,321.15
  4. Step 4: Simplify right side
    535,036.58x = 216,571,347,240.49
  5. Step 5: Solve for x
    x = 216,571,347,240.49/535,036.58
  6. Step 6: Final answer
    x = 404,778.58

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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.