Home / 440,544.20-660,493.04-140,852.30

Finding the Fourth Proportional to 440,544.20, 660,493.04 and 140,852.30

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Solution

The fourth proportional to 440,544.20, 660,493.04 and 140,852.30 is: 211,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,544.20 : 660,493.04 = 140,852.30 : x
  2. Step 2: Convert to fraction form
    440,544.20/660,493.04 = 140,852.30/x
  3. Step 3: Cross multiply
    440,544.20x = 660,493.04 × 140,852.30
  4. Step 4: Simplify right side
    440,544.20x = 93,031,963,817.99
  5. Step 5: Solve for x
    x = 93,031,963,817.99/440,544.20
  6. Step 6: Final answer
    x = 211,175.10

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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.