Home / 821,073.27-1,133,082.81-458,496.03

Finding the Fourth Proportional to 821,073.27, 1,133,082.81 and 458,496.03

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Solution

The fourth proportional to 821,073.27, 1,133,082.81 and 458,496.03 is: 632,725.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,073.27 : 1,133,082.81 = 458,496.03 : x
  2. Step 2: Convert to fraction form
    821,073.27/1,133,082.81 = 458,496.03/x
  3. Step 3: Cross multiply
    821,073.27x = 1,133,082.81 × 458,496.03
  4. Step 4: Simplify right side
    821,073.27x = 519,513,970,046.24
  5. Step 5: Solve for x
    x = 519,513,970,046.24/821,073.27
  6. Step 6: Final answer
    x = 632,725.47

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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.