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Finding the Fourth Proportional to 336,395.44, 458,007.04 and 335,345.68

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Solution

The fourth proportional to 336,395.44, 458,007.04 and 335,345.68 is: 456,577.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,395.44 : 458,007.04 = 335,345.68 : x
  2. Step 2: Convert to fraction form
    336,395.44/458,007.04 = 335,345.68/x
  3. Step 3: Cross multiply
    336,395.44x = 458,007.04 × 335,345.68
  4. Step 4: Simplify right side
    336,395.44x = 153,590,682,273.59
  5. Step 5: Solve for x
    x = 153,590,682,273.59/336,395.44
  6. Step 6: Final answer
    x = 456,577.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.