Home / 945,471.30-1,417,990.68-271,547.25

Finding the Fourth Proportional to 945,471.30, 1,417,990.68 and 271,547.25

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Solution

The fourth proportional to 945,471.30, 1,417,990.68 and 271,547.25 is: 407,258.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,471.30 : 1,417,990.68 = 271,547.25 : x
  2. Step 2: Convert to fraction form
    945,471.30/1,417,990.68 = 271,547.25/x
  3. Step 3: Cross multiply
    945,471.30x = 1,417,990.68 × 271,547.25
  4. Step 4: Simplify right side
    945,471.30x = 385,051,469,679.63
  5. Step 5: Solve for x
    x = 385,051,469,679.63/945,471.30
  6. Step 6: Final answer
    x = 407,258.76

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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.