Home / 1,305,433.62-1,958,109.36-358,796.16

Finding the Fourth Proportional to 1,305,433.62, 1,958,109.36 and 358,796.16

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Solution

The fourth proportional to 1,305,433.62, 1,958,109.36 and 358,796.16 is: 538,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,433.62 : 1,958,109.36 = 358,796.16 : x
  2. Step 2: Convert to fraction form
    1,305,433.62/1,958,109.36 = 358,796.16/x
  3. Step 3: Cross multiply
    1,305,433.62x = 1,958,109.36 × 358,796.16
  4. Step 4: Simplify right side
    1,305,433.62x = 702,562,119,228.06
  5. Step 5: Solve for x
    x = 702,562,119,228.06/1,305,433.62
  6. Step 6: Final answer
    x = 538,182.95

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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.