Home / 1,004,059.70-1,505,078.67-442,995.38

Finding the Fourth Proportional to 1,004,059.70, 1,505,078.67 and 442,995.38

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Solution

The fourth proportional to 1,004,059.70, 1,505,078.67 and 442,995.38 is: 664,047.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,059.70 : 1,505,078.67 = 442,995.38 : x
  2. Step 2: Convert to fraction form
    1,004,059.70/1,505,078.67 = 442,995.38/x
  3. Step 3: Cross multiply
    1,004,059.70x = 1,505,078.67 × 442,995.38
  4. Step 4: Simplify right side
    1,004,059.70x = 666,742,897,346.55
  5. Step 5: Solve for x
    x = 666,742,897,346.55/1,004,059.70
  6. Step 6: Final answer
    x = 664,047.07

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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.