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Finding the Fourth Proportional to 636,244.90, 954,116.15 and 257,094.02

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Solution

The fourth proportional to 636,244.90, 954,116.15 and 257,094.02 is: 385,539.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,244.90 : 954,116.15 = 257,094.02 : x
  2. Step 2: Convert to fraction form
    636,244.90/954,116.15 = 257,094.02/x
  3. Step 3: Cross multiply
    636,244.90x = 954,116.15 × 257,094.02
  4. Step 4: Simplify right side
    636,244.90x = 245,297,557,650.24
  5. Step 5: Solve for x
    x = 245,297,557,650.24/636,244.90
  6. Step 6: Final answer
    x = 385,539.53

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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.