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Finding the Fourth Proportional to 888,957.40, 1,333,436.10 and 224,109.40

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Solution

The fourth proportional to 888,957.40, 1,333,436.10 and 224,109.40 is: 336,164.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,957.40 : 1,333,436.10 = 224,109.40 : x
  2. Step 2: Convert to fraction form
    888,957.40/1,333,436.10 = 224,109.40/x
  3. Step 3: Cross multiply
    888,957.40x = 1,333,436.10 × 224,109.40
  4. Step 4: Simplify right side
    888,957.40x = 298,835,564,309.34
  5. Step 5: Solve for x
    x = 298,835,564,309.34/888,957.40
  6. Step 6: Final answer
    x = 336,164.10

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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.