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Finding the Fourth Proportional to 615,760.08, 850,335.82 and 582,213.32

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Solution

The fourth proportional to 615,760.08, 850,335.82 and 582,213.32 is: 804,009.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,760.08 : 850,335.82 = 582,213.32 : x
  2. Step 2: Convert to fraction form
    615,760.08/850,335.82 = 582,213.32/x
  3. Step 3: Cross multiply
    615,760.08x = 850,335.82 × 582,213.32
  4. Step 4: Simplify right side
    615,760.08x = 495,076,841,633.62
  5. Step 5: Solve for x
    x = 495,076,841,633.62/615,760.08
  6. Step 6: Final answer
    x = 804,009.32

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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.