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Finding the Fourth Proportional to 433,780.88, 598,611.74 and 242,794.22

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Solution

The fourth proportional to 433,780.88, 598,611.74 and 242,794.22 is: 335,052.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,780.88 : 598,611.74 = 242,794.22 : x
  2. Step 2: Convert to fraction form
    433,780.88/598,611.74 = 242,794.22/x
  3. Step 3: Cross multiply
    433,780.88x = 598,611.74 × 242,794.22
  4. Step 4: Simplify right side
    433,780.88x = 145,339,470,496.14
  5. Step 5: Solve for x
    x = 145,339,470,496.14/433,780.88
  6. Step 6: Final answer
    x = 335,052.74

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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.