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Finding the Fourth Proportional to 301,954.10, 452,643.15 and 112,363.70

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Solution

The fourth proportional to 301,954.10, 452,643.15 and 112,363.70 is: 168,438.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,954.10 : 452,643.15 = 112,363.70 : x
  2. Step 2: Convert to fraction form
    301,954.10/452,643.15 = 112,363.70/x
  3. Step 3: Cross multiply
    301,954.10x = 452,643.15 × 112,363.70
  4. Step 4: Simplify right side
    301,954.10x = 50,860,659,113.66
  5. Step 5: Solve for x
    x = 50,860,659,113.66/301,954.10
  6. Step 6: Final answer
    x = 168,438.38

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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.