Home / 1,491,000.80-2,236,501.20-493,728.80

Finding the Fourth Proportional to 1,491,000.80, 2,236,501.20 and 493,728.80

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Solution

The fourth proportional to 1,491,000.80, 2,236,501.20 and 493,728.80 is: 740,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,000.80 : 2,236,501.20 = 493,728.80 : x
  2. Step 2: Convert to fraction form
    1,491,000.80/2,236,501.20 = 493,728.80/x
  3. Step 3: Cross multiply
    1,491,000.80x = 2,236,501.20 × 493,728.80
  4. Step 4: Simplify right side
    1,491,000.80x = 1,104,225,053,674.56
  5. Step 5: Solve for x
    x = 1,104,225,053,674.56/1,491,000.80
  6. Step 6: Final answer
    x = 740,593.20

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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.