Home / 722,023.65-1,083,201.56-242,315.10

Finding the Fourth Proportional to 722,023.65, 1,083,201.56 and 242,315.10

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Solution

The fourth proportional to 722,023.65, 1,083,201.56 and 242,315.10 is: 363,528.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,023.65 : 1,083,201.56 = 242,315.10 : x
  2. Step 2: Convert to fraction form
    722,023.65/1,083,201.56 = 242,315.10/x
  3. Step 3: Cross multiply
    722,023.65x = 1,083,201.56 × 242,315.10
  4. Step 4: Simplify right side
    722,023.65x = 262,476,094,331.56
  5. Step 5: Solve for x
    x = 262,476,094,331.56/722,023.65
  6. Step 6: Final answer
    x = 363,528.39

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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.