Home / 1,305,288.78-1,958,037.83-496,060.87

Finding the Fourth Proportional to 1,305,288.78, 1,958,037.83 and 496,060.87

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Solution

The fourth proportional to 1,305,288.78, 1,958,037.83 and 496,060.87 is: 744,131.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,288.78 : 1,958,037.83 = 496,060.87 : x
  2. Step 2: Convert to fraction form
    1,305,288.78/1,958,037.83 = 496,060.87/x
  3. Step 3: Cross multiply
    1,305,288.78x = 1,958,037.83 × 496,060.87
  4. Step 4: Simplify right side
    1,305,288.78x = 971,305,946,962.41
  5. Step 5: Solve for x
    x = 971,305,946,962.41/1,305,288.78
  6. Step 6: Final answer
    x = 744,131.08

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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.