Home / 682,681.02-1,023,684.56-209,252.22

Finding the Fourth Proportional to 682,681.02, 1,023,684.56 and 209,252.22

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Solution

The fourth proportional to 682,681.02, 1,023,684.56 and 209,252.22 is: 313,775.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,681.02 : 1,023,684.56 = 209,252.22 : x
  2. Step 2: Convert to fraction form
    682,681.02/1,023,684.56 = 209,252.22/x
  3. Step 3: Cross multiply
    682,681.02x = 1,023,684.56 × 209,252.22
  4. Step 4: Simplify right side
    682,681.02x = 214,208,266,759.72
  5. Step 5: Solve for x
    x = 214,208,266,759.72/682,681.02
  6. Step 6: Final answer
    x = 313,775.04

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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.