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Finding the Fourth Proportional to 652,695.30, 900,735.05 and 366,236.57

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Solution

The fourth proportional to 652,695.30, 900,735.05 and 366,236.57 is: 505,415.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,695.30 : 900,735.05 = 366,236.57 : x
  2. Step 2: Convert to fraction form
    652,695.30/900,735.05 = 366,236.57/x
  3. Step 3: Cross multiply
    652,695.30x = 900,735.05 × 366,236.57
  4. Step 4: Simplify right side
    652,695.30x = 329,882,115,611.43
  5. Step 5: Solve for x
    x = 329,882,115,611.43/652,695.30
  6. Step 6: Final answer
    x = 505,415.18

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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.