Home / 980,310.98-1,470,715.94-575,845.22

Finding the Fourth Proportional to 980,310.98, 1,470,715.94 and 575,845.22

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Solution

The fourth proportional to 980,310.98, 1,470,715.94 and 575,845.22 is: 863,914.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,310.98 : 1,470,715.94 = 575,845.22 : x
  2. Step 2: Convert to fraction form
    980,310.98/1,470,715.94 = 575,845.22/x
  3. Step 3: Cross multiply
    980,310.98x = 1,470,715.94 × 575,845.22
  4. Step 4: Simplify right side
    980,310.98x = 846,904,744,026.81
  5. Step 5: Solve for x
    x = 846,904,744,026.81/980,310.98
  6. Step 6: Final answer
    x = 863,914.37

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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.