Home / 902,877.29-1,245,943.65-494,965.19

Finding the Fourth Proportional to 902,877.29, 1,245,943.65 and 494,965.19

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Solution

The fourth proportional to 902,877.29, 1,245,943.65 and 494,965.19 is: 683,037.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,877.29 : 1,245,943.65 = 494,965.19 : x
  2. Step 2: Convert to fraction form
    902,877.29/1,245,943.65 = 494,965.19/x
  3. Step 3: Cross multiply
    902,877.29x = 1,245,943.65 × 494,965.19
  4. Step 4: Simplify right side
    902,877.29x = 616,698,729,221.83
  5. Step 5: Solve for x
    x = 616,698,729,221.83/902,877.29
  6. Step 6: Final answer
    x = 683,037.15

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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.