Home / 937,991.33-1,406,642.35-322,320.69

Finding the Fourth Proportional to 937,991.33, 1,406,642.35 and 322,320.69

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Solution

The fourth proportional to 937,991.33, 1,406,642.35 and 322,320.69 is: 483,362.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,991.33 : 1,406,642.35 = 322,320.69 : x
  2. Step 2: Convert to fraction form
    937,991.33/1,406,642.35 = 322,320.69/x
  3. Step 3: Cross multiply
    937,991.33x = 1,406,642.35 × 322,320.69
  4. Step 4: Simplify right side
    937,991.33x = 453,389,937,304.33
  5. Step 5: Solve for x
    x = 453,389,937,304.33/937,991.33
  6. Step 6: Final answer
    x = 483,362.61

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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.