Home / 899,143.40-1,348,684.01-225,230.51

Finding the Fourth Proportional to 899,143.40, 1,348,684.01 and 225,230.51

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Solution

The fourth proportional to 899,143.40, 1,348,684.01 and 225,230.51 is: 337,837.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,143.40 : 1,348,684.01 = 225,230.51 : x
  2. Step 2: Convert to fraction form
    899,143.40/1,348,684.01 = 225,230.51/x
  3. Step 3: Cross multiply
    899,143.40x = 1,348,684.01 × 225,230.51
  4. Step 4: Simplify right side
    899,143.40x = 303,764,789,646.70
  5. Step 5: Solve for x
    x = 303,764,789,646.70/899,143.40
  6. Step 6: Final answer
    x = 337,837.98

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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.