Home / 527,258.58-790,724.22-190,255.50

Finding the Fourth Proportional to 527,258.58, 790,724.22 and 190,255.50

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Solution

The fourth proportional to 527,258.58, 790,724.22 and 190,255.50 is: 285,324.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,258.58 : 790,724.22 = 190,255.50 : x
  2. Step 2: Convert to fraction form
    527,258.58/790,724.22 = 190,255.50/x
  3. Step 3: Cross multiply
    527,258.58x = 790,724.22 × 190,255.50
  4. Step 4: Simplify right side
    527,258.58x = 150,439,631,838.21
  5. Step 5: Solve for x
    x = 150,439,631,838.21/527,258.58
  6. Step 6: Final answer
    x = 285,324.20

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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.