Home / 682,731.69-942,098.49-376,802.52

Finding the Fourth Proportional to 682,731.69, 942,098.49 and 376,802.52

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Solution

The fourth proportional to 682,731.69, 942,098.49 and 376,802.52 is: 519,948.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,731.69 : 942,098.49 = 376,802.52 : x
  2. Step 2: Convert to fraction form
    682,731.69/942,098.49 = 376,802.52/x
  3. Step 3: Cross multiply
    682,731.69x = 942,098.49 × 376,802.52
  4. Step 4: Simplify right side
    682,731.69x = 354,985,085,120.20
  5. Step 5: Solve for x
    x = 354,985,085,120.20/682,731.69
  6. Step 6: Final answer
    x = 519,948.16

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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.