Home / 413,492.16-619,844.58-132,812.64

Finding the Fourth Proportional to 413,492.16, 619,844.58 and 132,812.64

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Solution

The fourth proportional to 413,492.16, 619,844.58 and 132,812.64 is: 199,092.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,492.16 : 619,844.58 = 132,812.64 : x
  2. Step 2: Convert to fraction form
    413,492.16/619,844.58 = 132,812.64/x
  3. Step 3: Cross multiply
    413,492.16x = 619,844.58 × 132,812.64
  4. Step 4: Simplify right side
    413,492.16x = 82,323,195,059.49
  5. Step 5: Solve for x
    x = 82,323,195,059.49/413,492.16
  6. Step 6: Final answer
    x = 199,092.52

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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.