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Finding the Fourth Proportional to 582,374.80, 873,205.80 and 226,979.20

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Solution

The fourth proportional to 582,374.80, 873,205.80 and 226,979.20 is: 340,329.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,374.80 : 873,205.80 = 226,979.20 : x
  2. Step 2: Convert to fraction form
    582,374.80/873,205.80 = 226,979.20/x
  3. Step 3: Cross multiply
    582,374.80x = 873,205.80 × 226,979.20
  4. Step 4: Simplify right side
    582,374.80x = 198,199,553,919.36
  5. Step 5: Solve for x
    x = 198,199,553,919.36/582,374.80
  6. Step 6: Final answer
    x = 340,329.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.