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Finding the Fourth Proportional to 636,232.98, 954,192.06 and 380,135.46

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Solution

The fourth proportional to 636,232.98, 954,192.06 and 380,135.46 is: 570,109.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,232.98 : 954,192.06 = 380,135.46 : x
  2. Step 2: Convert to fraction form
    636,232.98/954,192.06 = 380,135.46/x
  3. Step 3: Cross multiply
    636,232.98x = 954,192.06 × 380,135.46
  4. Step 4: Simplify right side
    636,232.98x = 362,722,237,656.45
  5. Step 5: Solve for x
    x = 362,722,237,656.45/636,232.98
  6. Step 6: Final answer
    x = 570,109.14

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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.