Home / 756,030.75-1,133,652.34-356,564.26

Finding the Fourth Proportional to 756,030.75, 1,133,652.34 and 356,564.26

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Solution

The fourth proportional to 756,030.75, 1,133,652.34 and 356,564.26 is: 534,660.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,030.75 : 1,133,652.34 = 356,564.26 : x
  2. Step 2: Convert to fraction form
    756,030.75/1,133,652.34 = 356,564.26/x
  3. Step 3: Cross multiply
    756,030.75x = 1,133,652.34 × 356,564.26
  4. Step 4: Simplify right side
    756,030.75x = 404,219,907,709.37
  5. Step 5: Solve for x
    x = 404,219,907,709.37/756,030.75
  6. Step 6: Final answer
    x = 534,660.67

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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.