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Finding the Fourth Proportional to 582,665.52, 873,998.28 and 208,950.96

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Solution

The fourth proportional to 582,665.52, 873,998.28 and 208,950.96 is: 313,426.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,665.52 : 873,998.28 = 208,950.96 : x
  2. Step 2: Convert to fraction form
    582,665.52/873,998.28 = 208,950.96/x
  3. Step 3: Cross multiply
    582,665.52x = 873,998.28 × 208,950.96
  4. Step 4: Simplify right side
    582,665.52x = 182,622,779,644.35
  5. Step 5: Solve for x
    x = 182,622,779,644.35/582,665.52
  6. Step 6: Final answer
    x = 313,426.44

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Double scale
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Similar ratio
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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.