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Finding the Fourth Proportional to 600,219.94, 899,330.24 and 422,353.22

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Solution

The fourth proportional to 600,219.94, 899,330.24 and 422,353.22 is: 632,826.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,219.94 : 899,330.24 = 422,353.22 : x
  2. Step 2: Convert to fraction form
    600,219.94/899,330.24 = 422,353.22/x
  3. Step 3: Cross multiply
    600,219.94x = 899,330.24 × 422,353.22
  4. Step 4: Simplify right side
    600,219.94x = 379,835,022,707.37
  5. Step 5: Solve for x
    x = 379,835,022,707.37/600,219.94
  6. Step 6: Final answer
    x = 632,826.40

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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.