Home / 670,224.14-1,004,771.53-290,859.22

Finding the Fourth Proportional to 670,224.14, 1,004,771.53 and 290,859.22

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Solution

The fourth proportional to 670,224.14, 1,004,771.53 and 290,859.22 is: 436,043.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,224.14 : 1,004,771.53 = 290,859.22 : x
  2. Step 2: Convert to fraction form
    670,224.14/1,004,771.53 = 290,859.22/x
  3. Step 3: Cross multiply
    670,224.14x = 1,004,771.53 × 290,859.22
  4. Step 4: Simplify right side
    670,224.14x = 292,247,057,015.85
  5. Step 5: Solve for x
    x = 292,247,057,015.85/670,224.14
  6. Step 6: Final answer
    x = 436,043.77

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1.5x scale

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.