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Finding the Fourth Proportional to 323,302.55, 446,157.47 and 180,062.55

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Solution

The fourth proportional to 323,302.55, 446,157.47 and 180,062.55 is: 248,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,302.55 : 446,157.47 = 180,062.55 : x
  2. Step 2: Convert to fraction form
    323,302.55/446,157.47 = 180,062.55/x
  3. Step 3: Cross multiply
    323,302.55x = 446,157.47 × 180,062.55
  4. Step 4: Simplify right side
    323,302.55x = 80,336,252,199.90
  5. Step 5: Solve for x
    x = 80,336,252,199.90/323,302.55
  6. Step 6: Final answer
    x = 248,486.30

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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.