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Finding the Fourth Proportional to 370,880.25, 556,270.56 and 104,662.14

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Solution

The fourth proportional to 370,880.25, 556,270.56 and 104,662.14 is: 156,979.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,880.25 : 556,270.56 = 104,662.14 : x
  2. Step 2: Convert to fraction form
    370,880.25/556,270.56 = 104,662.14/x
  3. Step 3: Cross multiply
    370,880.25x = 556,270.56 × 104,662.14
  4. Step 4: Simplify right side
    370,880.25x = 58,220,467,228.60
  5. Step 5: Solve for x
    x = 58,220,467,228.60/370,880.25
  6. Step 6: Final answer
    x = 156,979.15

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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.