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Finding the Fourth Proportional to 475,884.84, 656,722.02 and 261,026.67

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Solution

The fourth proportional to 475,884.84, 656,722.02 and 261,026.67 is: 360,217.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,884.84 : 656,722.02 = 261,026.67 : x
  2. Step 2: Convert to fraction form
    475,884.84/656,722.02 = 261,026.67/x
  3. Step 3: Cross multiply
    475,884.84x = 656,722.02 × 261,026.67
  4. Step 4: Simplify right side
    475,884.84x = 171,421,961,996.27
  5. Step 5: Solve for x
    x = 171,421,961,996.27/475,884.84
  6. Step 6: Final answer
    x = 360,217.32

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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.