Home / 1,336,089.60-2,004,134.40-338,817.60

Finding the Fourth Proportional to 1,336,089.60, 2,004,134.40 and 338,817.60

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Solution

The fourth proportional to 1,336,089.60, 2,004,134.40 and 338,817.60 is: 508,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,089.60 : 2,004,134.40 = 338,817.60 : x
  2. Step 2: Convert to fraction form
    1,336,089.60/2,004,134.40 = 338,817.60/x
  3. Step 3: Cross multiply
    1,336,089.60x = 2,004,134.40 × 338,817.60
  4. Step 4: Simplify right side
    1,336,089.60x = 679,036,007,485.44
  5. Step 5: Solve for x
    x = 679,036,007,485.44/1,336,089.60
  6. Step 6: Final answer
    x = 508,226.40

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Double scale
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Similar ratio
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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.