Home / 559,620.05-839,122.28-382,327.25

Finding the Fourth Proportional to 559,620.05, 839,122.28 and 382,327.25

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Solution

The fourth proportional to 559,620.05, 839,122.28 and 382,327.25 is: 573,280.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,620.05 : 839,122.28 = 382,327.25 : x
  2. Step 2: Convert to fraction form
    559,620.05/839,122.28 = 382,327.25/x
  3. Step 3: Cross multiply
    559,620.05x = 839,122.28 × 382,327.25
  4. Step 4: Simplify right side
    559,620.05x = 320,819,311,814.49
  5. Step 5: Solve for x
    x = 320,819,311,814.49/559,620.05
  6. Step 6: Final answer
    x = 573,280.59

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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.