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Finding the Fourth Proportional to 335,616.60, 503,424.90 and 322,714.20

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Solution

The fourth proportional to 335,616.60, 503,424.90 and 322,714.20 is: 484,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,616.60 : 503,424.90 = 322,714.20 : x
  2. Step 2: Convert to fraction form
    335,616.60/503,424.90 = 322,714.20/x
  3. Step 3: Cross multiply
    335,616.60x = 503,424.90 × 322,714.20
  4. Step 4: Simplify right side
    335,616.60x = 162,462,363,863.58
  5. Step 5: Solve for x
    x = 162,462,363,863.58/335,616.60
  6. Step 6: Final answer
    x = 484,071.30

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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.