Home / 1,072,822.40-1,609,233.60-324,868.40

Finding the Fourth Proportional to 1,072,822.40, 1,609,233.60 and 324,868.40

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Solution

The fourth proportional to 1,072,822.40, 1,609,233.60 and 324,868.40 is: 487,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,822.40 : 1,609,233.60 = 324,868.40 : x
  2. Step 2: Convert to fraction form
    1,072,822.40/1,609,233.60 = 324,868.40/x
  3. Step 3: Cross multiply
    1,072,822.40x = 1,609,233.60 × 324,868.40
  4. Step 4: Simplify right side
    1,072,822.40x = 522,789,144,858.24
  5. Step 5: Solve for x
    x = 522,789,144,858.24/1,072,822.40
  6. Step 6: Final answer
    x = 487,302.60

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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.