Home / 941,642.40-1,412,463.60-231,661.20

Finding the Fourth Proportional to 941,642.40, 1,412,463.60 and 231,661.20

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Solution

The fourth proportional to 941,642.40, 1,412,463.60 and 231,661.20 is: 347,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,642.40 : 1,412,463.60 = 231,661.20 : x
  2. Step 2: Convert to fraction form
    941,642.40/1,412,463.60 = 231,661.20/x
  3. Step 3: Cross multiply
    941,642.40x = 1,412,463.60 × 231,661.20
  4. Step 4: Simplify right side
    941,642.40x = 327,213,012,532.32
  5. Step 5: Solve for x
    x = 327,213,012,532.32/941,642.40
  6. Step 6: Final answer
    x = 347,491.80

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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.