Home / 294,719.21-442,081.85-235,928.60

Finding the Fourth Proportional to 294,719.21, 442,081.85 and 235,928.60

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Solution

The fourth proportional to 294,719.21, 442,081.85 and 235,928.60 is: 353,895.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,719.21 : 442,081.85 = 235,928.60 : x
  2. Step 2: Convert to fraction form
    294,719.21/442,081.85 = 235,928.60/x
  3. Step 3: Cross multiply
    294,719.21x = 442,081.85 × 235,928.60
  4. Step 4: Simplify right side
    294,719.21x = 104,299,751,955.91
  5. Step 5: Solve for x
    x = 104,299,751,955.91/294,719.21
  6. Step 6: Final answer
    x = 353,895.33

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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.