Home / 294,053.28-405,434.88-248,650.08

Finding the Fourth Proportional to 294,053.28, 405,434.88 and 248,650.08

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Solution

The fourth proportional to 294,053.28, 405,434.88 and 248,650.08 is: 342,833.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,053.28 : 405,434.88 = 248,650.08 : x
  2. Step 2: Convert to fraction form
    294,053.28/405,434.88 = 248,650.08/x
  3. Step 3: Cross multiply
    294,053.28x = 405,434.88 × 248,650.08
  4. Step 4: Simplify right side
    294,053.28x = 100,811,415,346.79
  5. Step 5: Solve for x
    x = 100,811,415,346.79/294,053.28
  6. Step 6: Final answer
    x = 342,833.84

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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.