Home / 1,075,716.42-1,613,198.46-317,356.50

Finding the Fourth Proportional to 1,075,716.42, 1,613,198.46 and 317,356.50

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Solution

The fourth proportional to 1,075,716.42, 1,613,198.46 and 317,356.50 is: 475,923.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,716.42 : 1,613,198.46 = 317,356.50 : x
  2. Step 2: Convert to fraction form
    1,075,716.42/1,613,198.46 = 317,356.50/x
  3. Step 3: Cross multiply
    1,075,716.42x = 1,613,198.46 × 317,356.50
  4. Step 4: Simplify right side
    1,075,716.42x = 511,959,017,070.99
  5. Step 5: Solve for x
    x = 511,959,017,070.99/1,075,716.42
  6. Step 6: Final answer
    x = 475,923.77

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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.