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Finding the Fourth Proportional to 604,663.61, 907,126.61 and 183,928.55

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Solution

The fourth proportional to 604,663.61, 907,126.61 and 183,928.55 is: 275,932.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,663.61 : 907,126.61 = 183,928.55 : x
  2. Step 2: Convert to fraction form
    604,663.61/907,126.61 = 183,928.55/x
  3. Step 3: Cross multiply
    604,663.61x = 907,126.61 × 183,928.55
  4. Step 4: Simplify right side
    604,663.61x = 166,846,476,588.44
  5. Step 5: Solve for x
    x = 166,846,476,588.44/604,663.61
  6. Step 6: Final answer
    x = 275,932.73

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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.