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Finding the Fourth Proportional to 604,665.60, 907,129.60 and 183,930.54

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Solution

The fourth proportional to 604,665.60, 907,129.60 and 183,930.54 is: 275,935.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,665.60 : 907,129.60 = 183,930.54 : x
  2. Step 2: Convert to fraction form
    604,665.60/907,129.60 = 183,930.54/x
  3. Step 3: Cross multiply
    604,665.60x = 907,129.60 × 183,930.54
  4. Step 4: Simplify right side
    604,665.60x = 166,848,837,177.98
  5. Step 5: Solve for x
    x = 166,848,837,177.98/604,665.60
  6. Step 6: Final answer
    x = 275,935.72

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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.