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Finding the Fourth Proportional to 344,790.78, 475,541.66 and 223,970.97

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Solution

The fourth proportional to 344,790.78, 475,541.66 and 223,970.97 is: 308,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,790.78 : 475,541.66 = 223,970.97 : x
  2. Step 2: Convert to fraction form
    344,790.78/475,541.66 = 223,970.97/x
  3. Step 3: Cross multiply
    344,790.78x = 475,541.66 × 223,970.97
  4. Step 4: Simplify right side
    344,790.78x = 106,507,525,745.76
  5. Step 5: Solve for x
    x = 106,507,525,745.76/344,790.78
  6. Step 6: Final answer
    x = 308,904.80

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1.5x scale

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.