Home / 1,037,658.60-1,555,963.02-317,785.68

Finding the Fourth Proportional to 1,037,658.60, 1,555,963.02 and 317,785.68

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Solution

The fourth proportional to 1,037,658.60, 1,555,963.02 and 317,785.68 is: 476,517.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,658.60 : 1,555,963.02 = 317,785.68 : x
  2. Step 2: Convert to fraction form
    1,037,658.60/1,555,963.02 = 317,785.68/x
  3. Step 3: Cross multiply
    1,037,658.60x = 1,555,963.02 × 317,785.68
  4. Step 4: Simplify right side
    1,037,658.60x = 494,462,766,365.55
  5. Step 5: Solve for x
    x = 494,462,766,365.55/1,037,658.60
  6. Step 6: Final answer
    x = 476,517.77

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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.