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Finding the Fourth Proportional to 329,511.08, 494,324.92 and 124,341.32

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Solution

The fourth proportional to 329,511.08, 494,324.92 and 124,341.32 is: 186,533.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,511.08 : 494,324.92 = 124,341.32 : x
  2. Step 2: Convert to fraction form
    329,511.08/494,324.92 = 124,341.32/x
  3. Step 3: Cross multiply
    329,511.08x = 494,324.92 × 124,341.32
  4. Step 4: Simplify right side
    329,511.08x = 61,465,013,061.69
  5. Step 5: Solve for x
    x = 61,465,013,061.69/329,511.08
  6. Step 6: Final answer
    x = 186,533.98

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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.