Home / 291,850.46-402,736.28-169,333.35

Finding the Fourth Proportional to 291,850.46, 402,736.28 and 169,333.35

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Solution

The fourth proportional to 291,850.46, 402,736.28 and 169,333.35 is: 233,669.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,850.46 : 402,736.28 = 169,333.35 : x
  2. Step 2: Convert to fraction form
    291,850.46/402,736.28 = 169,333.35/x
  3. Step 3: Cross multiply
    291,850.46x = 402,736.28 × 169,333.35
  4. Step 4: Simplify right side
    291,850.46x = 68,196,681,737.01
  5. Step 5: Solve for x
    x = 68,196,681,737.01/291,850.46
  6. Step 6: Final answer
    x = 233,669.95

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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.