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Finding the Fourth Proportional to 566,542.97, 781,875 and 324,848.03

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Solution

The fourth proportional to 566,542.97, 781,875 and 324,848.03 is: 448,316.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,542.97 : 781,875 = 324,848.03 : x
  2. Step 2: Convert to fraction form
    566,542.97/781,875 = 324,848.03/x
  3. Step 3: Cross multiply
    566,542.97x = 781,875 × 324,848.03
  4. Step 4: Simplify right side
    566,542.97x = 253,990,549,546.88
  5. Step 5: Solve for x
    x = 253,990,549,546.88/566,542.97
  6. Step 6: Final answer
    x = 448,316.48

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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.