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Finding the Fourth Proportional to 303,328.80, 454,384.17 and 151,066.98

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Solution

The fourth proportional to 303,328.80, 454,384.17 and 151,066.98 is: 226,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,328.80 : 454,384.17 = 151,066.98 : x
  2. Step 2: Convert to fraction form
    303,328.80/454,384.17 = 151,066.98/x
  3. Step 3: Cross multiply
    303,328.80x = 454,384.17 × 151,066.98
  4. Step 4: Simplify right side
    303,328.80x = 68,642,444,321.71
  5. Step 5: Solve for x
    x = 68,642,444,321.71/303,328.80
  6. Step 6: Final answer
    x = 226,297.15

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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.