Home / 891,284.76-1,336,653.90-322,597.80

Finding the Fourth Proportional to 891,284.76, 1,336,653.90 and 322,597.80

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Solution

The fourth proportional to 891,284.76, 1,336,653.90 and 322,597.80 is: 483,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,284.76 : 1,336,653.90 = 322,597.80 : x
  2. Step 2: Convert to fraction form
    891,284.76/1,336,653.90 = 322,597.80/x
  3. Step 3: Cross multiply
    891,284.76x = 1,336,653.90 × 322,597.80
  4. Step 4: Simplify right side
    891,284.76x = 431,201,607,501.42
  5. Step 5: Solve for x
    x = 431,201,607,501.42/891,284.76
  6. Step 6: Final answer
    x = 483,797.80

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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.