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Finding the Fourth Proportional to 304,323.57, 456,611.10 and 133,456.86

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Solution

The fourth proportional to 304,323.57, 456,611.10 and 133,456.86 is: 200,240.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,323.57 : 456,611.10 = 133,456.86 : x
  2. Step 2: Convert to fraction form
    304,323.57/456,611.10 = 133,456.86/x
  3. Step 3: Cross multiply
    304,323.57x = 456,611.10 × 133,456.86
  4. Step 4: Simplify right side
    304,323.57x = 60,937,883,647.15
  5. Step 5: Solve for x
    x = 60,937,883,647.15/304,323.57
  6. Step 6: Final answer
    x = 200,240.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.