Home / 741,126.16-1,022,376.90-468,736.12

Finding the Fourth Proportional to 741,126.16, 1,022,376.90 and 468,736.12

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Solution

The fourth proportional to 741,126.16, 1,022,376.90 and 468,736.12 is: 646,617.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,126.16 : 1,022,376.90 = 468,736.12 : x
  2. Step 2: Convert to fraction form
    741,126.16/1,022,376.90 = 468,736.12/x
  3. Step 3: Cross multiply
    741,126.16x = 1,022,376.90 × 468,736.12
  4. Step 4: Simplify right side
    741,126.16x = 479,224,981,283.63
  5. Step 5: Solve for x
    x = 479,224,981,283.63/741,126.16
  6. Step 6: Final answer
    x = 646,617.28

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.