Home / 800,443.20-1,104,611.24-437,866.96

Finding the Fourth Proportional to 800,443.20, 1,104,611.24 and 437,866.96

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Solution

The fourth proportional to 800,443.20, 1,104,611.24 and 437,866.96 is: 604,256.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,443.20 : 1,104,611.24 = 437,866.96 : x
  2. Step 2: Convert to fraction form
    800,443.20/1,104,611.24 = 437,866.96/x
  3. Step 3: Cross multiply
    800,443.20x = 1,104,611.24 × 437,866.96
  4. Step 4: Simplify right side
    800,443.20x = 483,672,764,806.42
  5. Step 5: Solve for x
    x = 483,672,764,806.42/800,443.20
  6. Step 6: Final answer
    x = 604,256.20

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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.