Home / 323,840.48-446,747.34-210,621.92

Finding the Fourth Proportional to 323,840.48, 446,747.34 and 210,621.92

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Solution

The fourth proportional to 323,840.48, 446,747.34 and 210,621.92 is: 290,559.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,840.48 : 446,747.34 = 210,621.92 : x
  2. Step 2: Convert to fraction form
    323,840.48/446,747.34 = 210,621.92/x
  3. Step 3: Cross multiply
    323,840.48x = 446,747.34 × 210,621.92
  4. Step 4: Simplify right side
    323,840.48x = 94,094,782,505.69
  5. Step 5: Solve for x
    x = 94,094,782,505.69/323,840.48
  6. Step 6: Final answer
    x = 290,559.05

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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.