Home / 397,917.66-596,098.89-210,671.58

Finding the Fourth Proportional to 397,917.66, 596,098.89 and 210,671.58

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Solution

The fourth proportional to 397,917.66, 596,098.89 and 210,671.58 is: 315,595.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,917.66 : 596,098.89 = 210,671.58 : x
  2. Step 2: Convert to fraction form
    397,917.66/596,098.89 = 210,671.58/x
  3. Step 3: Cross multiply
    397,917.66x = 596,098.89 × 210,671.58
  4. Step 4: Simplify right side
    397,917.66x = 125,581,094,992.55
  5. Step 5: Solve for x
    x = 125,581,094,992.55/397,917.66
  6. Step 6: Final answer
    x = 315,595.68

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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.