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Finding the Fourth Proportional to 303,068.62, 454,602.95 and 168,215.47

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Solution

The fourth proportional to 303,068.62, 454,602.95 and 168,215.47 is: 252,323.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,068.62 : 454,602.95 = 168,215.47 : x
  2. Step 2: Convert to fraction form
    303,068.62/454,602.95 = 168,215.47/x
  3. Step 3: Cross multiply
    303,068.62x = 454,602.95 × 168,215.47
  4. Step 4: Simplify right side
    303,068.62x = 76,471,247,550.86
  5. Step 5: Solve for x
    x = 76,471,247,550.86/303,068.62
  6. Step 6: Final answer
    x = 252,323.21

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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.