Home / 902,549.76-1,245,534.66-494,624.43

Finding the Fourth Proportional to 902,549.76, 1,245,534.66 and 494,624.43

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Solution

The fourth proportional to 902,549.76, 1,245,534.66 and 494,624.43 is: 682,590.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,549.76 : 1,245,534.66 = 494,624.43 : x
  2. Step 2: Convert to fraction form
    902,549.76/1,245,534.66 = 494,624.43/x
  3. Step 3: Cross multiply
    902,549.76x = 1,245,534.66 × 494,624.43
  4. Step 4: Simplify right side
    902,549.76x = 616,071,871,247.74
  5. Step 5: Solve for x
    x = 616,071,871,247.74/902,549.76
  6. Step 6: Final answer
    x = 682,590.48

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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.