Home / 1,110,286-1,665,475.08-322,318

Finding the Fourth Proportional to 1,110,286, 1,665,475.08 and 322,318

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Solution

The fourth proportional to 1,110,286, 1,665,475.08 and 322,318 is: 483,490.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,286 : 1,665,475.08 = 322,318 : x
  2. Step 2: Convert to fraction form
    1,110,286/1,665,475.08 = 322,318/x
  3. Step 3: Cross multiply
    1,110,286x = 1,665,475.08 × 322,318
  4. Step 4: Simplify right side
    1,110,286x = 536,812,596,835.44
  5. Step 5: Solve for x
    x = 536,812,596,835.44/1,110,286
  6. Step 6: Final answer
    x = 483,490.38

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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.