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Finding the Fourth Proportional to 303,132.51, 454,698.72 and 168,279.39

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Solution

The fourth proportional to 303,132.51, 454,698.72 and 168,279.39 is: 252,419.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,132.51 : 454,698.72 = 168,279.39 : x
  2. Step 2: Convert to fraction form
    303,132.51/454,698.72 = 168,279.39/x
  3. Step 3: Cross multiply
    303,132.51x = 454,698.72 × 168,279.39
  4. Step 4: Simplify right side
    303,132.51x = 76,516,423,235.38
  5. Step 5: Solve for x
    x = 76,516,423,235.38/303,132.51
  6. Step 6: Final answer
    x = 252,419.06

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1.5x scale

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.