Home / 696,912.76-1,045,365.90-460,198.90

Finding the Fourth Proportional to 696,912.76, 1,045,365.90 and 460,198.90

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Solution

The fourth proportional to 696,912.76, 1,045,365.90 and 460,198.90 is: 690,296.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,912.76 : 1,045,365.90 = 460,198.90 : x
  2. Step 2: Convert to fraction form
    696,912.76/1,045,365.90 = 460,198.90/x
  3. Step 3: Cross multiply
    696,912.76x = 1,045,365.90 × 460,198.90
  4. Step 4: Simplify right side
    696,912.76x = 481,076,237,277.51
  5. Step 5: Solve for x
    x = 481,076,237,277.51/696,912.76
  6. Step 6: Final answer
    x = 690,296.21

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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.