Home / 1,075,969.62-1,613,954.43-328,009.14

Finding the Fourth Proportional to 1,075,969.62, 1,613,954.43 and 328,009.14

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Solution

The fourth proportional to 1,075,969.62, 1,613,954.43 and 328,009.14 is: 492,013.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,969.62 : 1,613,954.43 = 328,009.14 : x
  2. Step 2: Convert to fraction form
    1,075,969.62/1,613,954.43 = 328,009.14/x
  3. Step 3: Cross multiply
    1,075,969.62x = 1,613,954.43 × 328,009.14
  4. Step 4: Simplify right side
    1,075,969.62x = 529,391,804,583.49
  5. Step 5: Solve for x
    x = 529,391,804,583.49/1,075,969.62
  6. Step 6: Final answer
    x = 492,013.71

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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.