Home / 705,564.40-1,058,409.60-200,130.16

Finding the Fourth Proportional to 705,564.40, 1,058,409.60 and 200,130.16

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Solution

The fourth proportional to 705,564.40, 1,058,409.60 and 200,130.16 is: 300,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,564.40 : 1,058,409.60 = 200,130.16 : x
  2. Step 2: Convert to fraction form
    705,564.40/1,058,409.60 = 200,130.16/x
  3. Step 3: Cross multiply
    705,564.40x = 1,058,409.60 × 200,130.16
  4. Step 4: Simplify right side
    705,564.40x = 211,819,682,593.54
  5. Step 5: Solve for x
    x = 211,819,682,593.54/705,564.40
  6. Step 6: Final answer
    x = 300,213.11

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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.