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Finding the Fourth Proportional to 254,801.40, 382,202.10 and 195,934.20

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Solution

The fourth proportional to 254,801.40, 382,202.10 and 195,934.20 is: 293,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,801.40 : 382,202.10 = 195,934.20 : x
  2. Step 2: Convert to fraction form
    254,801.40/382,202.10 = 195,934.20/x
  3. Step 3: Cross multiply
    254,801.40x = 382,202.10 × 195,934.20
  4. Step 4: Simplify right side
    254,801.40x = 74,886,462,701.82
  5. Step 5: Solve for x
    x = 74,886,462,701.82/254,801.40
  6. Step 6: Final answer
    x = 293,901.30

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1.5x scale

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.