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Finding the Fourth Proportional to 440,180.40, 660,076.20 and 173,852.40

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Solution

The fourth proportional to 440,180.40, 660,076.20 and 173,852.40 is: 260,701.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,180.40 : 660,076.20 = 173,852.40 : x
  2. Step 2: Convert to fraction form
    440,180.40/660,076.20 = 173,852.40/x
  3. Step 3: Cross multiply
    440,180.40x = 660,076.20 × 173,852.40
  4. Step 4: Simplify right side
    440,180.40x = 114,755,831,552.88
  5. Step 5: Solve for x
    x = 114,755,831,552.88/440,180.40
  6. Step 6: Final answer
    x = 260,701.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.