Home / 902,506.50-1,245,472.74-494,605.02

Finding the Fourth Proportional to 902,506.50, 1,245,472.74 and 494,605.02

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Solution

The fourth proportional to 902,506.50, 1,245,472.74 and 494,605.02 is: 682,562.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,506.50 : 1,245,472.74 = 494,605.02 : x
  2. Step 2: Convert to fraction form
    902,506.50/1,245,472.74 = 494,605.02/x
  3. Step 3: Cross multiply
    902,506.50x = 1,245,472.74 × 494,605.02
  4. Step 4: Simplify right side
    902,506.50x = 616,017,069,477.16
  5. Step 5: Solve for x
    x = 616,017,069,477.16/902,506.50
  6. Step 6: Final answer
    x = 682,562.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.