Home / 1,075,811.67-1,613,448.59-317,502.63

Finding the Fourth Proportional to 1,075,811.67, 1,613,448.59 and 317,502.63

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Solution

The fourth proportional to 1,075,811.67, 1,613,448.59 and 317,502.63 is: 476,174.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,811.67 : 1,613,448.59 = 317,502.63 : x
  2. Step 2: Convert to fraction form
    1,075,811.67/1,613,448.59 = 317,502.63/x
  3. Step 3: Cross multiply
    1,075,811.67x = 1,613,448.59 × 317,502.63
  4. Step 4: Simplify right side
    1,075,811.67x = 512,274,169,107.28
  5. Step 5: Solve for x
    x = 512,274,169,107.28/1,075,811.67
  6. Step 6: Final answer
    x = 476,174.58

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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.