Home / 1,075,625.84-1,613,451.72-327,678.32

Finding the Fourth Proportional to 1,075,625.84, 1,613,451.72 and 327,678.32

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Solution

The fourth proportional to 1,075,625.84, 1,613,451.72 and 327,678.32 is: 491,521.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,625.84 : 1,613,451.72 = 327,678.32 : x
  2. Step 2: Convert to fraction form
    1,075,625.84/1,613,451.72 = 327,678.32/x
  3. Step 3: Cross multiply
    1,075,625.84x = 1,613,451.72 × 327,678.32
  4. Step 4: Simplify right side
    1,075,625.84x = 528,693,149,010.71
  5. Step 5: Solve for x
    x = 528,693,149,010.71/1,075,625.84
  6. Step 6: Final answer
    x = 491,521.43

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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.