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Finding the Fourth Proportional to 323,866.86, 446,937.06 and 180,636.18

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Solution

The fourth proportional to 323,866.86, 446,937.06 and 180,636.18 is: 249,278.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,866.86 : 446,937.06 = 180,636.18 : x
  2. Step 2: Convert to fraction form
    323,866.86/446,937.06 = 180,636.18/x
  3. Step 3: Cross multiply
    323,866.86x = 446,937.06 × 180,636.18
  4. Step 4: Simplify right side
    323,866.86x = 80,733,003,218.83
  5. Step 5: Solve for x
    x = 80,733,003,218.83/323,866.86
  6. Step 6: Final answer
    x = 249,278.37

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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.