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Finding the Fourth Proportional to 554,821.22, 832,234 and 134,096.42

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Solution

The fourth proportional to 554,821.22, 832,234 and 134,096.42 is: 201,145.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,821.22 : 832,234 = 134,096.42 : x
  2. Step 2: Convert to fraction form
    554,821.22/832,234 = 134,096.42/x
  3. Step 3: Cross multiply
    554,821.22x = 832,234 × 134,096.42
  4. Step 4: Simplify right side
    554,821.22x = 111,599,600,002.28
  5. Step 5: Solve for x
    x = 111,599,600,002.28/554,821.22
  6. Step 6: Final answer
    x = 201,145.15

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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.