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Finding the Fourth Proportional to 333,638.21, 460,420.99 and 180,677.61

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Solution

The fourth proportional to 333,638.21, 460,420.99 and 180,677.61 is: 249,335.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,638.21 : 460,420.99 = 180,677.61 : x
  2. Step 2: Convert to fraction form
    333,638.21/460,420.99 = 180,677.61/x
  3. Step 3: Cross multiply
    333,638.21x = 460,420.99 × 180,677.61
  4. Step 4: Simplify right side
    333,638.21x = 83,187,763,615.34
  5. Step 5: Solve for x
    x = 83,187,763,615.34/333,638.21
  6. Step 6: Final answer
    x = 249,335.24

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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.