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Finding the Fourth Proportional to 600,768.92, 900,158.26 and 422,404.52

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Solution

The fourth proportional to 600,768.92, 900,158.26 and 422,404.52 is: 632,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,768.92 : 900,158.26 = 422,404.52 : x
  2. Step 2: Convert to fraction form
    600,768.92/900,158.26 = 422,404.52/x
  3. Step 3: Cross multiply
    600,768.92x = 900,158.26 × 422,404.52
  4. Step 4: Simplify right side
    600,768.92x = 380,230,917,739.34
  5. Step 5: Solve for x
    x = 380,230,917,739.34/600,768.92
  6. Step 6: Final answer
    x = 632,907.10

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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.