Home / 1,074,414.60-1,611,446.60-316,078.64

Finding the Fourth Proportional to 1,074,414.60, 1,611,446.60 and 316,078.64

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Solution

The fourth proportional to 1,074,414.60, 1,611,446.60 and 316,078.64 is: 474,066.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,414.60 : 1,611,446.60 = 316,078.64 : x
  2. Step 2: Convert to fraction form
    1,074,414.60/1,611,446.60 = 316,078.64/x
  3. Step 3: Cross multiply
    1,074,414.60x = 1,611,446.60 × 316,078.64
  4. Step 4: Simplify right side
    1,074,414.60x = 509,343,849,760.62
  5. Step 5: Solve for x
    x = 509,343,849,760.62/1,074,414.60
  6. Step 6: Final answer
    x = 474,066.39

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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.