Home / 733,898.88-1,012,814.56-458,419.86

Finding the Fourth Proportional to 733,898.88, 1,012,814.56 and 458,419.86

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Solution

The fourth proportional to 733,898.88, 1,012,814.56 and 458,419.86 is: 632,640.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,898.88 : 1,012,814.56 = 458,419.86 : x
  2. Step 2: Convert to fraction form
    733,898.88/1,012,814.56 = 458,419.86/x
  3. Step 3: Cross multiply
    733,898.88x = 1,012,814.56 × 458,419.86
  4. Step 4: Simplify right side
    733,898.88x = 464,294,311,697.95
  5. Step 5: Solve for x
    x = 464,294,311,697.95/733,898.88
  6. Step 6: Final answer
    x = 632,640.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.