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Finding the Fourth Proportional to 593,449, 818,959.64 and 325,171.24

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Solution

The fourth proportional to 593,449, 818,959.64 and 325,171.24 is: 448,736.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,449 : 818,959.64 = 325,171.24 : x
  2. Step 2: Convert to fraction form
    593,449/818,959.64 = 325,171.24/x
  3. Step 3: Cross multiply
    593,449x = 818,959.64 × 325,171.24
  4. Step 4: Simplify right side
    593,449x = 266,302,121,648.75
  5. Step 5: Solve for x
    x = 266,302,121,648.75/593,449
  6. Step 6: Final answer
    x = 448,736.32

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1.5x scale

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.