Home / 902,285.18-1,353,427.76-303,246.33

Finding the Fourth Proportional to 902,285.18, 1,353,427.76 and 303,246.33

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Solution

The fourth proportional to 902,285.18, 1,353,427.76 and 303,246.33 is: 454,869.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,285.18 : 1,353,427.76 = 303,246.33 : x
  2. Step 2: Convert to fraction form
    902,285.18/1,353,427.76 = 303,246.33/x
  3. Step 3: Cross multiply
    902,285.18x = 1,353,427.76 × 303,246.33
  4. Step 4: Simplify right side
    902,285.18x = 410,422,001,140.12
  5. Step 5: Solve for x
    x = 410,422,001,140.12/902,285.18
  6. Step 6: Final answer
    x = 454,869.49

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Half scale
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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.