Home / 1,049,964.38-1,575,557.83-442,714.60

Finding the Fourth Proportional to 1,049,964.38, 1,575,557.83 and 442,714.60

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Solution

The fourth proportional to 1,049,964.38, 1,575,557.83 and 442,714.60 is: 664,329.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,964.38 : 1,575,557.83 = 442,714.60 : x
  2. Step 2: Convert to fraction form
    1,049,964.38/1,575,557.83 = 442,714.60/x
  3. Step 3: Cross multiply
    1,049,964.38x = 1,575,557.83 × 442,714.60
  4. Step 4: Simplify right side
    1,049,964.38x = 697,522,457,317.43
  5. Step 5: Solve for x
    x = 697,522,457,317.43/1,049,964.38
  6. Step 6: Final answer
    x = 664,329.64

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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.