Home / 889,282.42-1,333,106.26-320,524.32

Finding the Fourth Proportional to 889,282.42, 1,333,106.26 and 320,524.32

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Solution

The fourth proportional to 889,282.42, 1,333,106.26 and 320,524.32 is: 480,491.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,282.42 : 1,333,106.26 = 320,524.32 : x
  2. Step 2: Convert to fraction form
    889,282.42/1,333,106.26 = 320,524.32/x
  3. Step 3: Cross multiply
    889,282.42x = 1,333,106.26 × 320,524.32
  4. Step 4: Simplify right side
    889,282.42x = 427,292,976,672.93
  5. Step 5: Solve for x
    x = 427,292,976,672.93/889,282.42
  6. Step 6: Final answer
    x = 480,491.88

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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.