Home / 280,192.04-419,937.82-180,085.80

Finding the Fourth Proportional to 280,192.04, 419,937.82 and 180,085.80

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Solution

The fourth proportional to 280,192.04, 419,937.82 and 180,085.80 is: 269,903.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,192.04 : 419,937.82 = 180,085.80 : x
  2. Step 2: Convert to fraction form
    280,192.04/419,937.82 = 180,085.80/x
  3. Step 3: Cross multiply
    280,192.04x = 419,937.82 × 180,085.80
  4. Step 4: Simplify right side
    280,192.04x = 75,624,838,264.96
  5. Step 5: Solve for x
    x = 75,624,838,264.96/280,192.04
  6. Step 6: Final answer
    x = 269,903.59

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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.