Home / 821,549.52-1,133,738.24-458,973.47

Finding the Fourth Proportional to 821,549.52, 1,133,738.24 and 458,973.47

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Solution

The fourth proportional to 821,549.52, 1,133,738.24 and 458,973.47 is: 633,383.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,549.52 : 1,133,738.24 = 458,973.47 : x
  2. Step 2: Convert to fraction form
    821,549.52/1,133,738.24 = 458,973.47/x
  3. Step 3: Cross multiply
    821,549.52x = 1,133,738.24 × 458,973.47
  4. Step 4: Simplify right side
    821,549.52x = 520,355,774,623.97
  5. Step 5: Solve for x
    x = 520,355,774,623.97/821,549.52
  6. Step 6: Final answer
    x = 633,383.33

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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.