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Finding the Fourth Proportional to 1,246,644, 1,870,277.04 and 360,180

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Solution

The fourth proportional to 1,246,644, 1,870,277.04 and 360,180 is: 540,359.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,644 : 1,870,277.04 = 360,180 : x
  2. Step 2: Convert to fraction form
    1,246,644/1,870,277.04 = 360,180/x
  3. Step 3: Cross multiply
    1,246,644x = 1,870,277.04 × 360,180
  4. Step 4: Simplify right side
    1,246,644x = 673,636,384,267.20
  5. Step 5: Solve for x
    x = 673,636,384,267.20/1,246,644
  6. Step 6: Final answer
    x = 540,359.87

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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.