Home / 1,039,759.84-1,559,788.36-320,162.32

Finding the Fourth Proportional to 1,039,759.84, 1,559,788.36 and 320,162.32

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Solution

The fourth proportional to 1,039,759.84, 1,559,788.36 and 320,162.32 is: 480,289.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,759.84 : 1,559,788.36 = 320,162.32 : x
  2. Step 2: Convert to fraction form
    1,039,759.84/1,559,788.36 = 320,162.32/x
  3. Step 3: Cross multiply
    1,039,759.84x = 1,559,788.36 × 320,162.32
  4. Step 4: Simplify right side
    1,039,759.84x = 499,385,460,046.60
  5. Step 5: Solve for x
    x = 499,385,460,046.60/1,039,759.84
  6. Step 6: Final answer
    x = 480,289.24

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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.