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Finding the Fourth Proportional to 408,924.74, 564,276.57 and 301,552.58

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Solution

The fourth proportional to 408,924.74, 564,276.57 and 301,552.58 is: 416,113.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,924.74 : 564,276.57 = 301,552.58 : x
  2. Step 2: Convert to fraction form
    408,924.74/564,276.57 = 301,552.58/x
  3. Step 3: Cross multiply
    408,924.74x = 564,276.57 × 301,552.58
  4. Step 4: Simplify right side
    408,924.74x = 170,159,055,517.05
  5. Step 5: Solve for x
    x = 170,159,055,517.05/408,924.74
  6. Step 6: Final answer
    x = 416,113.38

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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.