Home / 945,408.64-1,417,896.96-271,484.59

Finding the Fourth Proportional to 945,408.64, 1,417,896.96 and 271,484.59

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Solution

The fourth proportional to 945,408.64, 1,417,896.96 and 271,484.59 is: 407,164.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,408.64 : 1,417,896.96 = 271,484.59 : x
  2. Step 2: Convert to fraction form
    945,408.64/1,417,896.96 = 271,484.59/x
  3. Step 3: Cross multiply
    945,408.64x = 1,417,896.96 × 271,484.59
  4. Step 4: Simplify right side
    945,408.64x = 384,937,174,847.85
  5. Step 5: Solve for x
    x = 384,937,174,847.85/945,408.64
  6. Step 6: Final answer
    x = 407,164.86

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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.