Home / 918,782.19-1,378,063.94-244,914.03

Finding the Fourth Proportional to 918,782.19, 1,378,063.94 and 244,914.03

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Solution

The fourth proportional to 918,782.19, 1,378,063.94 and 244,914.03 is: 367,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,782.19 : 1,378,063.94 = 244,914.03 : x
  2. Step 2: Convert to fraction form
    918,782.19/1,378,063.94 = 244,914.03/x
  3. Step 3: Cross multiply
    918,782.19x = 1,378,063.94 × 244,914.03
  4. Step 4: Simplify right side
    918,782.19x = 337,507,191,918.51
  5. Step 5: Solve for x
    x = 337,507,191,918.51/918,782.19
  6. Step 6: Final answer
    x = 367,341.90

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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.