Home / 459,835.52-689,552.18-231,990.94

Finding the Fourth Proportional to 459,835.52, 689,552.18 and 231,990.94

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Solution

The fourth proportional to 459,835.52, 689,552.18 and 231,990.94 is: 347,884.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,835.52 : 689,552.18 = 231,990.94 : x
  2. Step 2: Convert to fraction form
    459,835.52/689,552.18 = 231,990.94/x
  3. Step 3: Cross multiply
    459,835.52x = 689,552.18 × 231,990.94
  4. Step 4: Simplify right side
    459,835.52x = 159,969,858,417.25
  5. Step 5: Solve for x
    x = 159,969,858,417.25/459,835.52
  6. Step 6: Final answer
    x = 347,884.95

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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.