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Finding the Fourth Proportional to 474,597.60, 654,944.94 and 259,737.54

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Solution

The fourth proportional to 474,597.60, 654,944.94 and 259,737.54 is: 358,437.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,597.60 : 654,944.94 = 259,737.54 : x
  2. Step 2: Convert to fraction form
    474,597.60/654,944.94 = 259,737.54/x
  3. Step 3: Cross multiply
    474,597.60x = 654,944.94 × 259,737.54
  4. Step 4: Simplify right side
    474,597.60x = 170,113,787,551.05
  5. Step 5: Solve for x
    x = 170,113,787,551.05/474,597.60
  6. Step 6: Final answer
    x = 358,437.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.