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Finding the Fourth Proportional to 475,606.41, 656,336.67 and 260,741.87

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Solution

The fourth proportional to 475,606.41, 656,336.67 and 260,741.87 is: 359,823.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,606.41 : 656,336.67 = 260,741.87 : x
  2. Step 2: Convert to fraction form
    475,606.41/656,336.67 = 260,741.87/x
  3. Step 3: Cross multiply
    475,606.41x = 656,336.67 × 260,741.87
  4. Step 4: Simplify right side
    475,606.41x = 171,134,450,685.37
  5. Step 5: Solve for x
    x = 171,134,450,685.37/475,606.41
  6. Step 6: Final answer
    x = 359,823.68

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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.