Home / 854,197.92-1,283,624.82-455,123.88

Finding the Fourth Proportional to 854,197.92, 1,283,624.82 and 455,123.88

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Solution

The fourth proportional to 854,197.92, 1,283,624.82 and 455,123.88 is: 683,926.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,197.92 : 1,283,624.82 = 455,123.88 : x
  2. Step 2: Convert to fraction form
    854,197.92/1,283,624.82 = 455,123.88/x
  3. Step 3: Cross multiply
    854,197.92x = 1,283,624.82 × 455,123.88
  4. Step 4: Simplify right side
    854,197.92x = 584,208,308,542.70
  5. Step 5: Solve for x
    x = 584,208,308,542.70/854,197.92
  6. Step 6: Final answer
    x = 683,926.17

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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.