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Finding the Fourth Proportional to 329,912.10, 495,116.94 and 241,393.98

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Solution

The fourth proportional to 329,912.10, 495,116.94 and 241,393.98 is: 362,273.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,912.10 : 495,116.94 = 241,393.98 : x
  2. Step 2: Convert to fraction form
    329,912.10/495,116.94 = 241,393.98/x
  3. Step 3: Cross multiply
    329,912.10x = 495,116.94 × 241,393.98
  4. Step 4: Simplify right side
    329,912.10x = 119,518,248,712.02
  5. Step 5: Solve for x
    x = 119,518,248,712.02/329,912.10
  6. Step 6: Final answer
    x = 362,273.01

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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.