Home / 749,814.92-1,123,310.01-370,291.58

Finding the Fourth Proportional to 749,814.92, 1,123,310.01 and 370,291.58

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Solution

The fourth proportional to 749,814.92, 1,123,310.01 and 370,291.58 is: 554,739.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,814.92 : 1,123,310.01 = 370,291.58 : x
  2. Step 2: Convert to fraction form
    749,814.92/1,123,310.01 = 370,291.58/x
  3. Step 3: Cross multiply
    749,814.92x = 1,123,310.01 × 370,291.58
  4. Step 4: Simplify right side
    749,814.92x = 415,952,238,432.72
  5. Step 5: Solve for x
    x = 415,952,238,432.72/749,814.92
  6. Step 6: Final answer
    x = 554,739.88

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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.