Home / 422,529.84-583,073.37-231,551.28

Finding the Fourth Proportional to 422,529.84, 583,073.37 and 231,551.28

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Solution

The fourth proportional to 422,529.84, 583,073.37 and 231,551.28 is: 319,531.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,529.84 : 583,073.37 = 231,551.28 : x
  2. Step 2: Convert to fraction form
    422,529.84/583,073.37 = 231,551.28/x
  3. Step 3: Cross multiply
    422,529.84x = 583,073.37 × 231,551.28
  4. Step 4: Simplify right side
    422,529.84x = 135,011,385,157.41
  5. Step 5: Solve for x
    x = 135,011,385,157.41/422,529.84
  6. Step 6: Final answer
    x = 319,531.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.