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Finding the Fourth Proportional to 583,226.20, 804,900 and 328,594.60

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Solution

The fourth proportional to 583,226.20, 804,900 and 328,594.60 is: 453,487.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,226.20 : 804,900 = 328,594.60 : x
  2. Step 2: Convert to fraction form
    583,226.20/804,900 = 328,594.60/x
  3. Step 3: Cross multiply
    583,226.20x = 804,900 × 328,594.60
  4. Step 4: Simplify right side
    583,226.20x = 264,485,793,540.00
  5. Step 5: Solve for x
    x = 264,485,793,540.00/583,226.20
  6. Step 6: Final answer
    x = 453,487.50

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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.