Home / 325,790.16-449,323.85-229,313.39

Finding the Fourth Proportional to 325,790.16, 449,323.85 and 229,313.39

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Solution

The fourth proportional to 325,790.16, 449,323.85 and 229,313.39 is: 316,264.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,790.16 : 449,323.85 = 229,313.39 : x
  2. Step 2: Convert to fraction form
    325,790.16/449,323.85 = 229,313.39/x
  3. Step 3: Cross multiply
    325,790.16x = 449,323.85 × 229,313.39
  4. Step 4: Simplify right side
    325,790.16x = 103,035,971,858.17
  5. Step 5: Solve for x
    x = 103,035,971,858.17/325,790.16
  6. Step 6: Final answer
    x = 316,264.84

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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.