Home / 403,203.47-556,234.63-241,778.57

Finding the Fourth Proportional to 403,203.47, 556,234.63 and 241,778.57

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Solution

The fourth proportional to 403,203.47, 556,234.63 and 241,778.57 is: 333,542.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,203.47 : 556,234.63 = 241,778.57 : x
  2. Step 2: Convert to fraction form
    403,203.47/556,234.63 = 241,778.57/x
  3. Step 3: Cross multiply
    403,203.47x = 556,234.63 × 241,778.57
  4. Step 4: Simplify right side
    403,203.47x = 134,485,610,040.26
  5. Step 5: Solve for x
    x = 134,485,610,040.26/403,203.47
  6. Step 6: Final answer
    x = 333,542.79

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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.