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Finding the Fourth Proportional to 433,704.46, 598,879.56 and 272,611.39

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Solution

The fourth proportional to 433,704.46, 598,879.56 and 272,611.39 is: 376,434.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,704.46 : 598,879.56 = 272,611.39 : x
  2. Step 2: Convert to fraction form
    433,704.46/598,879.56 = 272,611.39/x
  3. Step 3: Cross multiply
    433,704.46x = 598,879.56 × 272,611.39
  4. Step 4: Simplify right side
    433,704.46x = 163,261,389,294.19
  5. Step 5: Solve for x
    x = 163,261,389,294.19/433,704.46
  6. Step 6: Final answer
    x = 376,434.66

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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.