Home / 945,581.10-1,418,381.32-271,660.70

Finding the Fourth Proportional to 945,581.10, 1,418,381.32 and 271,660.70

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Solution

The fourth proportional to 945,581.10, 1,418,381.32 and 271,660.70 is: 407,493.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,581.10 : 1,418,381.32 = 271,660.70 : x
  2. Step 2: Convert to fraction form
    945,581.10/1,418,381.32 = 271,660.70/x
  3. Step 3: Cross multiply
    945,581.10x = 1,418,381.32 × 271,660.70
  4. Step 4: Simplify right side
    945,581.10x = 385,318,462,258.12
  5. Step 5: Solve for x
    x = 385,318,462,258.12/945,581.10
  6. Step 6: Final answer
    x = 407,493.83

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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.