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Finding the Fourth Proportional to 303,008.82, 418,155.01 and 167,047.65

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Solution

The fourth proportional to 303,008.82, 418,155.01 and 167,047.65 is: 230,527.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,008.82 : 418,155.01 = 167,047.65 : x
  2. Step 2: Convert to fraction form
    303,008.82/418,155.01 = 167,047.65/x
  3. Step 3: Cross multiply
    303,008.82x = 418,155.01 × 167,047.65
  4. Step 4: Simplify right side
    303,008.82x = 69,851,813,102.70
  5. Step 5: Solve for x
    x = 69,851,813,102.70/303,008.82
  6. Step 6: Final answer
    x = 230,527.32

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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.