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Finding the Fourth Proportional to 323,468.16, 446,350.56 and 187,504.80

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Solution

The fourth proportional to 323,468.16, 446,350.56 and 187,504.80 is: 258,736.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,468.16 : 446,350.56 = 187,504.80 : x
  2. Step 2: Convert to fraction form
    323,468.16/446,350.56 = 187,504.80/x
  3. Step 3: Cross multiply
    323,468.16x = 446,350.56 × 187,504.80
  4. Step 4: Simplify right side
    323,468.16x = 83,692,872,482.69
  5. Step 5: Solve for x
    x = 83,692,872,482.69/323,468.16
  6. Step 6: Final answer
    x = 258,736.05

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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.