Home / 945,457.35-1,418,198.34-314,371.17

Finding the Fourth Proportional to 945,457.35, 1,418,198.34 and 314,371.17

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Solution

The fourth proportional to 945,457.35, 1,418,198.34 and 314,371.17 is: 471,560.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,457.35 : 1,418,198.34 = 314,371.17 : x
  2. Step 2: Convert to fraction form
    945,457.35/1,418,198.34 = 314,371.17/x
  3. Step 3: Cross multiply
    945,457.35x = 1,418,198.34 × 314,371.17
  4. Step 4: Simplify right side
    945,457.35x = 445,840,671,437.86
  5. Step 5: Solve for x
    x = 445,840,671,437.86/945,457.35
  6. Step 6: Final answer
    x = 471,560.85

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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.