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Finding the Fourth Proportional to 355,240.32, 532,852.94 and 115,353.96

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Solution

The fourth proportional to 355,240.32, 532,852.94 and 115,353.96 is: 173,028.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,240.32 : 532,852.94 = 115,353.96 : x
  2. Step 2: Convert to fraction form
    355,240.32/532,852.94 = 115,353.96/x
  3. Step 3: Cross multiply
    355,240.32x = 532,852.94 × 115,353.96
  4. Step 4: Simplify right side
    355,240.32x = 61,466,696,726.64
  5. Step 5: Solve for x
    x = 61,466,696,726.64/355,240.32
  6. Step 6: Final answer
    x = 173,028.49

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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.