Home / 757,296.09-1,045,051.79-417,764.25

Finding the Fourth Proportional to 757,296.09, 1,045,051.79 and 417,764.25

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Solution

The fourth proportional to 757,296.09, 1,045,051.79 and 417,764.25 is: 576,505.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,296.09 : 1,045,051.79 = 417,764.25 : x
  2. Step 2: Convert to fraction form
    757,296.09/1,045,051.79 = 417,764.25/x
  3. Step 3: Cross multiply
    757,296.09x = 1,045,051.79 × 417,764.25
  4. Step 4: Simplify right side
    757,296.09x = 436,585,275,171.69
  5. Step 5: Solve for x
    x = 436,585,275,171.69/757,296.09
  6. Step 6: Final answer
    x = 576,505.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.