Home / 1,075,772.74-1,613,834.24-317,690.88

Finding the Fourth Proportional to 1,075,772.74, 1,613,834.24 and 317,690.88

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Solution

The fourth proportional to 1,075,772.74, 1,613,834.24 and 317,690.88 is: 476,588.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,772.74 : 1,613,834.24 = 317,690.88 : x
  2. Step 2: Convert to fraction form
    1,075,772.74/1,613,834.24 = 317,690.88/x
  3. Step 3: Cross multiply
    1,075,772.74x = 1,613,834.24 × 317,690.88
  4. Step 4: Simplify right side
    1,075,772.74x = 512,700,419,879.73
  5. Step 5: Solve for x
    x = 512,700,419,879.73/1,075,772.74
  6. Step 6: Final answer
    x = 476,588.04

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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.