Home / 902,722.59-1,354,608.77-712,016.19

Finding the Fourth Proportional to 902,722.59, 1,354,608.77 and 712,016.19

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Solution

The fourth proportional to 902,722.59, 1,354,608.77 and 712,016.19 is: 1,068,438.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,722.59 : 1,354,608.77 = 712,016.19 : x
  2. Step 2: Convert to fraction form
    902,722.59/1,354,608.77 = 712,016.19/x
  3. Step 3: Cross multiply
    902,722.59x = 1,354,608.77 × 712,016.19
  4. Step 4: Simplify right side
    902,722.59x = 964,503,371,795.91
  5. Step 5: Solve for x
    x = 964,503,371,795.91/902,722.59
  6. Step 6: Final answer
    x = 1,068,438.28

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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.