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Finding the Fourth Proportional to 652,077.92, 900,027.60 and 397,569.44

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Solution

The fourth proportional to 652,077.92, 900,027.60 and 397,569.44 is: 548,743.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,077.92 : 900,027.60 = 397,569.44 : x
  2. Step 2: Convert to fraction form
    652,077.92/900,027.60 = 397,569.44/x
  3. Step 3: Cross multiply
    652,077.92x = 900,027.60 × 397,569.44
  4. Step 4: Simplify right side
    652,077.92x = 357,823,468,916.54
  5. Step 5: Solve for x
    x = 357,823,468,916.54/652,077.92
  6. Step 6: Final answer
    x = 548,743.42

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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.