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Finding the Fourth Proportional to 323,495.48, 446,417.75 and 180,252.47

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Solution

The fourth proportional to 323,495.48, 446,417.75 and 180,252.47 is: 248,745.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,495.48 : 446,417.75 = 180,252.47 : x
  2. Step 2: Convert to fraction form
    323,495.48/446,417.75 = 180,252.47/x
  3. Step 3: Cross multiply
    323,495.48x = 446,417.75 × 180,252.47
  4. Step 4: Simplify right side
    323,495.48x = 80,467,901,188.08
  5. Step 5: Solve for x
    x = 80,467,901,188.08/323,495.48
  6. Step 6: Final answer
    x = 248,745.06

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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.