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Finding the Fourth Proportional to 604,597.14, 907,257.03 and 225,783.90

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Solution

The fourth proportional to 604,597.14, 907,257.03 and 225,783.90 is: 338,810.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,597.14 : 907,257.03 = 225,783.90 : x
  2. Step 2: Convert to fraction form
    604,597.14/907,257.03 = 225,783.90/x
  3. Step 3: Cross multiply
    604,597.14x = 907,257.03 × 225,783.90
  4. Step 4: Simplify right side
    604,597.14x = 204,844,030,535.82
  5. Step 5: Solve for x
    x = 204,844,030,535.82/604,597.14
  6. Step 6: Final answer
    x = 338,810.78

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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.