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Finding the Fourth Proportional to 360,492.13, 540,732.25 and 107,773.21

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Solution

The fourth proportional to 360,492.13, 540,732.25 and 107,773.21 is: 161,658.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,492.13 : 540,732.25 = 107,773.21 : x
  2. Step 2: Convert to fraction form
    360,492.13/540,732.25 = 107,773.21/x
  3. Step 3: Cross multiply
    360,492.13x = 540,732.25 × 107,773.21
  4. Step 4: Simplify right side
    360,492.13x = 58,276,450,333.02
  5. Step 5: Solve for x
    x = 58,276,450,333.02/360,492.13
  6. Step 6: Final answer
    x = 161,658.04

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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.