Home / 636,386.20-954,557.70-163,076.20

Finding the Fourth Proportional to 636,386.20, 954,557.70 and 163,076.20

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Solution

The fourth proportional to 636,386.20, 954,557.70 and 163,076.20 is: 244,608.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,386.20 : 954,557.70 = 163,076.20 : x
  2. Step 2: Convert to fraction form
    636,386.20/954,557.70 = 163,076.20/x
  3. Step 3: Cross multiply
    636,386.20x = 954,557.70 × 163,076.20
  4. Step 4: Simplify right side
    636,386.20x = 155,665,642,396.74
  5. Step 5: Solve for x
    x = 155,665,642,396.74/636,386.20
  6. Step 6: Final answer
    x = 244,608.76

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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.