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Finding the Fourth Proportional to 713,008.44, 1,068,792.57 and 446,955.44

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Solution

The fourth proportional to 713,008.44, 1,068,792.57 and 446,955.44 is: 669,981.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,008.44 : 1,068,792.57 = 446,955.44 : x
  2. Step 2: Convert to fraction form
    713,008.44/1,068,792.57 = 446,955.44/x
  3. Step 3: Cross multiply
    713,008.44x = 1,068,792.57 × 446,955.44
  4. Step 4: Simplify right side
    713,008.44x = 477,702,648,049.12
  5. Step 5: Solve for x
    x = 477,702,648,049.12/713,008.44
  6. Step 6: Final answer
    x = 669,981.76

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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.