Home / 902,285.67-1,353,428.51-303,246.83

Finding the Fourth Proportional to 902,285.67, 1,353,428.51 and 303,246.83

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Solution

The fourth proportional to 902,285.67, 1,353,428.51 and 303,246.83 is: 454,870.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,285.67 : 1,353,428.51 = 303,246.83 : x
  2. Step 2: Convert to fraction form
    902,285.67/1,353,428.51 = 303,246.83/x
  3. Step 3: Cross multiply
    902,285.67x = 1,353,428.51 × 303,246.83
  4. Step 4: Simplify right side
    902,285.67x = 410,422,905,289.12
  5. Step 5: Solve for x
    x = 410,422,905,289.12/902,285.67
  6. Step 6: Final answer
    x = 454,870.25

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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.