Home / 674,004.90-1,011,007.35-622,683.30

Finding the Fourth Proportional to 674,004.90, 1,011,007.35 and 622,683.30

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Solution

The fourth proportional to 674,004.90, 1,011,007.35 and 622,683.30 is: 934,024.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,004.90 : 1,011,007.35 = 622,683.30 : x
  2. Step 2: Convert to fraction form
    674,004.90/1,011,007.35 = 622,683.30/x
  3. Step 3: Cross multiply
    674,004.90x = 1,011,007.35 × 622,683.30
  4. Step 4: Simplify right side
    674,004.90x = 629,537,393,022.26
  5. Step 5: Solve for x
    x = 629,537,393,022.26/674,004.90
  6. Step 6: Final answer
    x = 934,024.95

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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.