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Finding the Fourth Proportional to 303,669.19, 419,063.52 and 169,533.19

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Solution

The fourth proportional to 303,669.19, 419,063.52 and 169,533.19 is: 233,955.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,669.19 : 419,063.52 = 169,533.19 : x
  2. Step 2: Convert to fraction form
    303,669.19/419,063.52 = 169,533.19/x
  3. Step 3: Cross multiply
    303,669.19x = 419,063.52 × 169,533.19
  4. Step 4: Simplify right side
    303,669.19x = 71,045,175,358.23
  5. Step 5: Solve for x
    x = 71,045,175,358.23/303,669.19
  6. Step 6: Final answer
    x = 233,955.82

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1.5x scale

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.