Home / 961,796.58-1,443,092.28-421,773.42

Finding the Fourth Proportional to 961,796.58, 1,443,092.28 and 421,773.42

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Solution

The fourth proportional to 961,796.58, 1,443,092.28 and 421,773.42 is: 632,834.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,796.58 : 1,443,092.28 = 421,773.42 : x
  2. Step 2: Convert to fraction form
    961,796.58/1,443,092.28 = 421,773.42/x
  3. Step 3: Cross multiply
    961,796.58x = 1,443,092.28 × 421,773.42
  4. Step 4: Simplify right side
    961,796.58x = 608,657,966,311.20
  5. Step 5: Solve for x
    x = 608,657,966,311.20/961,796.58
  6. Step 6: Final answer
    x = 632,834.41

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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.