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Finding the Fourth Proportional to 323,801.40, 446,792.22 and 180,557.40

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Solution

The fourth proportional to 323,801.40, 446,792.22 and 180,557.40 is: 249,139.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,801.40 : 446,792.22 = 180,557.40 : x
  2. Step 2: Convert to fraction form
    323,801.40/446,792.22 = 180,557.40/x
  3. Step 3: Cross multiply
    323,801.40x = 446,792.22 × 180,557.40
  4. Step 4: Simplify right side
    323,801.40x = 80,671,641,583.43
  5. Step 5: Solve for x
    x = 80,671,641,583.43/323,801.40
  6. Step 6: Final answer
    x = 249,139.26

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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.