Home / 1,327,326.16-1,990,997.16-330,054.16

Finding the Fourth Proportional to 1,327,326.16, 1,990,997.16 and 330,054.16

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Solution

The fourth proportional to 1,327,326.16, 1,990,997.16 and 330,054.16 is: 495,083.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,326.16 : 1,990,997.16 = 330,054.16 : x
  2. Step 2: Convert to fraction form
    1,327,326.16/1,990,997.16 = 330,054.16/x
  3. Step 3: Cross multiply
    1,327,326.16x = 1,990,997.16 × 330,054.16
  4. Step 4: Simplify right side
    1,327,326.16x = 657,136,895,206.19
  5. Step 5: Solve for x
    x = 657,136,895,206.19/1,327,326.16
  6. Step 6: Final answer
    x = 495,083.21

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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.