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Finding the Fourth Proportional to 554,984, 832,607.22 and 181,007

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Solution

The fourth proportional to 554,984, 832,607.22 and 181,007 is: 271,553.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,984 : 832,607.22 = 181,007 : x
  2. Step 2: Convert to fraction form
    554,984/832,607.22 = 181,007/x
  3. Step 3: Cross multiply
    554,984x = 832,607.22 × 181,007
  4. Step 4: Simplify right side
    554,984x = 150,707,735,070.54
  5. Step 5: Solve for x
    x = 150,707,735,070.54/554,984
  6. Step 6: Final answer
    x = 271,553.30

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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.