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Finding the Fourth Proportional to 907,362.28, 1,361,043.42 and 242,497

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Solution

The fourth proportional to 907,362.28, 1,361,043.42 and 242,497 is: 363,745.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,362.28 : 1,361,043.42 = 242,497 : x
  2. Step 2: Convert to fraction form
    907,362.28/1,361,043.42 = 242,497/x
  3. Step 3: Cross multiply
    907,362.28x = 1,361,043.42 × 242,497
  4. Step 4: Simplify right side
    907,362.28x = 330,048,946,219.74
  5. Step 5: Solve for x
    x = 330,048,946,219.74/907,362.28
  6. Step 6: Final answer
    x = 363,745.50

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Similar ratio
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1.5x scale

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.