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Finding the Fourth Proportional to 355,767, 532,795.26 and 203,502.58

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Solution

The fourth proportional to 355,767, 532,795.26 and 203,502.58 is: 304,764.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,767 : 532,795.26 = 203,502.58 : x
  2. Step 2: Convert to fraction form
    355,767/532,795.26 = 203,502.58/x
  3. Step 3: Cross multiply
    355,767x = 532,795.26 × 203,502.58
  4. Step 4: Simplify right side
    355,767x = 108,425,210,021.77
  5. Step 5: Solve for x
    x = 108,425,210,021.77/355,767
  6. Step 6: Final answer
    x = 304,764.66

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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.