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Finding the Fourth Proportional to 467,018.64, 644,447.43 and 263,004.33

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Solution

The fourth proportional to 467,018.64, 644,447.43 and 263,004.33 is: 362,924.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,018.64 : 644,447.43 = 263,004.33 : x
  2. Step 2: Convert to fraction form
    467,018.64/644,447.43 = 263,004.33/x
  3. Step 3: Cross multiply
    467,018.64x = 644,447.43 × 263,004.33
  4. Step 4: Simplify right side
    467,018.64x = 169,492,464,547.37
  5. Step 5: Solve for x
    x = 169,492,464,547.37/467,018.64
  6. Step 6: Final answer
    x = 362,924.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.