Home / 754,698.24-1,131,114.24-380,828.16

Finding the Fourth Proportional to 754,698.24, 1,131,114.24 and 380,828.16

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Solution

The fourth proportional to 754,698.24, 1,131,114.24 and 380,828.16 is: 570,771.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,698.24 : 1,131,114.24 = 380,828.16 : x
  2. Step 2: Convert to fraction form
    754,698.24/1,131,114.24 = 380,828.16/x
  3. Step 3: Cross multiply
    754,698.24x = 1,131,114.24 × 380,828.16
  4. Step 4: Simplify right side
    754,698.24x = 430,760,154,769.00
  5. Step 5: Solve for x
    x = 430,760,154,769.00/754,698.24
  6. Step 6: Final answer
    x = 570,771.38

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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.