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Finding the Fourth Proportional to 329,459.16, 494,219.52 and 92,801.46

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Solution

The fourth proportional to 329,459.16, 494,219.52 and 92,801.46 is: 139,210.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,459.16 : 494,219.52 = 92,801.46 : x
  2. Step 2: Convert to fraction form
    329,459.16/494,219.52 = 92,801.46/x
  3. Step 3: Cross multiply
    329,459.16x = 494,219.52 × 92,801.46
  4. Step 4: Simplify right side
    329,459.16x = 45,864,293,016.50
  5. Step 5: Solve for x
    x = 45,864,293,016.50/329,459.16
  6. Step 6: Final answer
    x = 139,210.86

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1.5x scale

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.