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Finding the Fourth Proportional to 365,022.05, 503,702.01 and 212,034.92

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Solution

The fourth proportional to 365,022.05, 503,702.01 and 212,034.92 is: 292,591.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,022.05 : 503,702.01 = 212,034.92 : x
  2. Step 2: Convert to fraction form
    365,022.05/503,702.01 = 212,034.92/x
  3. Step 3: Cross multiply
    365,022.05x = 503,702.01 × 212,034.92
  4. Step 4: Simplify right side
    365,022.05x = 106,802,412,875.68
  5. Step 5: Solve for x
    x = 106,802,412,875.68/365,022.05
  6. Step 6: Final answer
    x = 292,591.68

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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.