Home / 581,825.12-802,913.64-327,170.84

Finding the Fourth Proportional to 581,825.12, 802,913.64 and 327,170.84

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Solution

The fourth proportional to 581,825.12, 802,913.64 and 327,170.84 is: 451,492.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,825.12 : 802,913.64 = 327,170.84 : x
  2. Step 2: Convert to fraction form
    581,825.12/802,913.64 = 327,170.84/x
  3. Step 3: Cross multiply
    581,825.12x = 802,913.64 × 327,170.84
  4. Step 4: Simplify right side
    581,825.12x = 262,689,930,046.26
  5. Step 5: Solve for x
    x = 262,689,930,046.26/581,825.12
  6. Step 6: Final answer
    x = 451,492.93

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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.