Home / 1,075,515.29-1,613,317.45-317,356.75

Finding the Fourth Proportional to 1,075,515.29, 1,613,317.45 and 317,356.75

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Solution

The fourth proportional to 1,075,515.29, 1,613,317.45 and 317,356.75 is: 476,048.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,515.29 : 1,613,317.45 = 317,356.75 : x
  2. Step 2: Convert to fraction form
    1,075,515.29/1,613,317.45 = 317,356.75/x
  3. Step 3: Cross multiply
    1,075,515.29x = 1,613,317.45 × 317,356.75
  4. Step 4: Simplify right side
    1,075,515.29x = 511,997,182,650.29
  5. Step 5: Solve for x
    x = 511,997,182,650.29/1,075,515.29
  6. Step 6: Final answer
    x = 476,048.26

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1.5x scale

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.