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Finding the Fourth Proportional to 468,865.98, 647,032.95 and 254,006.58

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Solution

The fourth proportional to 468,865.98, 647,032.95 and 254,006.58 is: 350,527.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,865.98 : 647,032.95 = 254,006.58 : x
  2. Step 2: Convert to fraction form
    468,865.98/647,032.95 = 254,006.58/x
  3. Step 3: Cross multiply
    468,865.98x = 647,032.95 × 254,006.58
  4. Step 4: Simplify right side
    468,865.98x = 164,350,626,776.81
  5. Step 5: Solve for x
    x = 164,350,626,776.81/468,865.98
  6. Step 6: Final answer
    x = 350,527.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.