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Finding the Fourth Proportional to 358,466.95, 538,032.72 and 181,098.82

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Solution

The fourth proportional to 358,466.95, 538,032.72 and 181,098.82 is: 271,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,466.95 : 538,032.72 = 181,098.82 : x
  2. Step 2: Convert to fraction form
    358,466.95/538,032.72 = 181,098.82/x
  3. Step 3: Cross multiply
    358,466.95x = 538,032.72 × 181,098.82
  4. Step 4: Simplify right side
    358,466.95x = 97,437,088,023.23
  5. Step 5: Solve for x
    x = 97,437,088,023.23/358,466.95
  6. Step 6: Final answer
    x = 271,816.10

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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.