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Finding the Fourth Proportional to 579,562.44, 800,184.54 and 362,102.22

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Solution

The fourth proportional to 579,562.44, 800,184.54 and 362,102.22 is: 499,943.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,562.44 : 800,184.54 = 362,102.22 : x
  2. Step 2: Convert to fraction form
    579,562.44/800,184.54 = 362,102.22/x
  3. Step 3: Cross multiply
    579,562.44x = 800,184.54 × 362,102.22
  4. Step 4: Simplify right side
    579,562.44x = 289,748,598,343.68
  5. Step 5: Solve for x
    x = 289,748,598,343.68/579,562.44
  6. Step 6: Final answer
    x = 499,943.71

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.