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Finding the Fourth Proportional to 468,963.42, 647,167.52 and 254,104.34

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Solution

The fourth proportional to 468,963.42, 647,167.52 and 254,104.34 is: 350,662.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,963.42 : 647,167.52 = 254,104.34 : x
  2. Step 2: Convert to fraction form
    468,963.42/647,167.52 = 254,104.34/x
  3. Step 3: Cross multiply
    468,963.42x = 647,167.52 × 254,104.34
  4. Step 4: Simplify right side
    468,963.42x = 164,448,075,539.04
  5. Step 5: Solve for x
    x = 164,448,075,539.04/468,963.42
  6. Step 6: Final answer
    x = 350,662.91

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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.