Home / 1,068,339.80-1,601,732.10-436,928.60

Finding the Fourth Proportional to 1,068,339.80, 1,601,732.10 and 436,928.60

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Solution

The fourth proportional to 1,068,339.80, 1,601,732.10 and 436,928.60 is: 655,074.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,339.80 : 1,601,732.10 = 436,928.60 : x
  2. Step 2: Convert to fraction form
    1,068,339.80/1,601,732.10 = 436,928.60/x
  3. Step 3: Cross multiply
    1,068,339.80x = 1,601,732.10 × 436,928.60
  4. Step 4: Simplify right side
    1,068,339.80x = 699,842,564,028.06
  5. Step 5: Solve for x
    x = 699,842,564,028.06/1,068,339.80
  6. Step 6: Final answer
    x = 655,074.88

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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.