Home / 1,149,427.60-1,724,141.40-308,064.40

Finding the Fourth Proportional to 1,149,427.60, 1,724,141.40 and 308,064.40

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Solution

The fourth proportional to 1,149,427.60, 1,724,141.40 and 308,064.40 is: 462,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,427.60 : 1,724,141.40 = 308,064.40 : x
  2. Step 2: Convert to fraction form
    1,149,427.60/1,724,141.40 = 308,064.40/x
  3. Step 3: Cross multiply
    1,149,427.60x = 1,724,141.40 × 308,064.40
  4. Step 4: Simplify right side
    1,149,427.60x = 531,146,585,906.16
  5. Step 5: Solve for x
    x = 531,146,585,906.16/1,149,427.60
  6. Step 6: Final answer
    x = 462,096.60

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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.