Home / 757,965.96-1,045,930.14-431,192.03

Finding the Fourth Proportional to 757,965.96, 1,045,930.14 and 431,192.03

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Solution

The fourth proportional to 757,965.96, 1,045,930.14 and 431,192.03 is: 595,009.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,965.96 : 1,045,930.14 = 431,192.03 : x
  2. Step 2: Convert to fraction form
    757,965.96/1,045,930.14 = 431,192.03/x
  3. Step 3: Cross multiply
    757,965.96x = 1,045,930.14 × 431,192.03
  4. Step 4: Simplify right side
    757,965.96x = 450,996,735,075.13
  5. Step 5: Solve for x
    x = 450,996,735,075.13/757,965.96
  6. Step 6: Final answer
    x = 595,009.22

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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.