Home / 325,739.13-488,670.14-123,395.82

Finding the Fourth Proportional to 325,739.13, 488,670.14 and 123,395.82

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Solution

The fourth proportional to 325,739.13, 488,670.14 and 123,395.82 is: 185,117.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,739.13 : 488,670.14 = 123,395.82 : x
  2. Step 2: Convert to fraction form
    325,739.13/488,670.14 = 123,395.82/x
  3. Step 3: Cross multiply
    325,739.13x = 488,670.14 × 123,395.82
  4. Step 4: Simplify right side
    325,739.13x = 60,299,852,017.84
  5. Step 5: Solve for x
    x = 60,299,852,017.84/325,739.13
  6. Step 6: Final answer
    x = 185,117.00

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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.