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Finding the Fourth Proportional to 633,174.71, 949,776.08 and 228,399.29

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Solution

The fourth proportional to 633,174.71, 949,776.08 and 228,399.29 is: 342,603.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,174.71 : 949,776.08 = 228,399.29 : x
  2. Step 2: Convert to fraction form
    633,174.71/949,776.08 = 228,399.29/x
  3. Step 3: Cross multiply
    633,174.71x = 949,776.08 × 228,399.29
  4. Step 4: Simplify right side
    633,174.71x = 216,928,176,440.11
  5. Step 5: Solve for x
    x = 216,928,176,440.11/633,174.71
  6. Step 6: Final answer
    x = 342,603.98

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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.