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Finding the Fourth Proportional to 433,987.94, 598,974.28 and 259,546.70

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Solution

The fourth proportional to 433,987.94, 598,974.28 and 259,546.70 is: 358,216.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,987.94 : 598,974.28 = 259,546.70 : x
  2. Step 2: Convert to fraction form
    433,987.94/598,974.28 = 259,546.70/x
  3. Step 3: Cross multiply
    433,987.94x = 598,974.28 × 259,546.70
  4. Step 4: Simplify right side
    433,987.94x = 155,461,797,758.88
  5. Step 5: Solve for x
    x = 155,461,797,758.88/433,987.94
  6. Step 6: Final answer
    x = 358,216.86

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1.5x scale

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.