Home / 698,309.92-1,047,924.22-382,988.26

Finding the Fourth Proportional to 698,309.92, 1,047,924.22 and 382,988.26

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Solution

The fourth proportional to 698,309.92, 1,047,924.22 and 382,988.26 is: 574,734.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,309.92 : 1,047,924.22 = 382,988.26 : x
  2. Step 2: Convert to fraction form
    698,309.92/1,047,924.22 = 382,988.26/x
  3. Step 3: Cross multiply
    698,309.92x = 1,047,924.22 × 382,988.26
  4. Step 4: Simplify right side
    698,309.92x = 401,342,673,629.66
  5. Step 5: Solve for x
    x = 401,342,673,629.66/698,309.92
  6. Step 6: Final answer
    x = 574,734.32

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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.