Home / 821,332.82-1,133,427.26-458,761.94

Finding the Fourth Proportional to 821,332.82, 1,133,427.26 and 458,761.94

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Solution

The fourth proportional to 821,332.82, 1,133,427.26 and 458,761.94 is: 633,084.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,332.82 : 1,133,427.26 = 458,761.94 : x
  2. Step 2: Convert to fraction form
    821,332.82/1,133,427.26 = 458,761.94/x
  3. Step 3: Cross multiply
    821,332.82x = 1,133,427.26 × 458,761.94
  4. Step 4: Simplify right side
    821,332.82x = 519,973,288,646.48
  5. Step 5: Solve for x
    x = 519,973,288,646.48/821,332.82
  6. Step 6: Final answer
    x = 633,084.76

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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.