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Finding the Fourth Proportional to 468,868.41, 647,034.82 and 254,006.93

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Solution

The fourth proportional to 468,868.41, 647,034.82 and 254,006.93 is: 350,527.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,868.41 : 647,034.82 = 254,006.93 : x
  2. Step 2: Convert to fraction form
    468,868.41/647,034.82 = 254,006.93/x
  3. Step 3: Cross multiply
    468,868.41x = 647,034.82 × 254,006.93
  4. Step 4: Simplify right side
    468,868.41x = 164,351,330,166.40
  5. Step 5: Solve for x
    x = 164,351,330,166.40/468,868.41
  6. Step 6: Final answer
    x = 350,527.63

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1.5x scale

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.