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Finding the Fourth Proportional to 295,803.28, 408,151.84 and 168,476.16

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Solution

The fourth proportional to 295,803.28, 408,151.84 and 168,476.16 is: 232,464.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,803.28 : 408,151.84 = 168,476.16 : x
  2. Step 2: Convert to fraction form
    295,803.28/408,151.84 = 168,476.16/x
  3. Step 3: Cross multiply
    295,803.28x = 408,151.84 × 168,476.16
  4. Step 4: Simplify right side
    295,803.28x = 68,763,854,700.13
  5. Step 5: Solve for x
    x = 68,763,854,700.13/295,803.28
  6. Step 6: Final answer
    x = 232,464.81

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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.