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Finding the Fourth Proportional to 323,325.55, 446,148.82 and 187,357.01

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Solution

The fourth proportional to 323,325.55, 446,148.82 and 187,357.01 is: 258,529.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,325.55 : 446,148.82 = 187,357.01 : x
  2. Step 2: Convert to fraction form
    323,325.55/446,148.82 = 187,357.01/x
  3. Step 3: Cross multiply
    323,325.55x = 446,148.82 × 187,357.01
  4. Step 4: Simplify right side
    323,325.55x = 83,589,109,577.21
  5. Step 5: Solve for x
    x = 83,589,109,577.21/323,325.55
  6. Step 6: Final answer
    x = 258,529.24

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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.