Home / 804,532.76-1,207,308.22-449,779.50

Finding the Fourth Proportional to 804,532.76, 1,207,308.22 and 449,779.50

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Solution

The fourth proportional to 804,532.76, 1,207,308.22 and 449,779.50 is: 674,953.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,532.76 : 1,207,308.22 = 449,779.50 : x
  2. Step 2: Convert to fraction form
    804,532.76/1,207,308.22 = 449,779.50/x
  3. Step 3: Cross multiply
    804,532.76x = 1,207,308.22 × 449,779.50
  4. Step 4: Simplify right side
    804,532.76x = 543,022,487,537.49
  5. Step 5: Solve for x
    x = 543,022,487,537.49/804,532.76
  6. Step 6: Final answer
    x = 674,953.85

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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.