Home / 876,010.40-1,314,015.60-244,923.20

Finding the Fourth Proportional to 876,010.40, 1,314,015.60 and 244,923.20

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Solution

The fourth proportional to 876,010.40, 1,314,015.60 and 244,923.20 is: 367,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,010.40 : 1,314,015.60 = 244,923.20 : x
  2. Step 2: Convert to fraction form
    876,010.40/1,314,015.60 = 244,923.20/x
  3. Step 3: Cross multiply
    876,010.40x = 1,314,015.60 × 244,923.20
  4. Step 4: Simplify right side
    876,010.40x = 321,832,905,601.92
  5. Step 5: Solve for x
    x = 321,832,905,601.92/876,010.40
  6. Step 6: Final answer
    x = 367,384.80

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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.