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Finding the Fourth Proportional to 577,701.84, 797,302.80 and 323,067.36

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Solution

The fourth proportional to 577,701.84, 797,302.80 and 323,067.36 is: 445,874.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,701.84 : 797,302.80 = 323,067.36 : x
  2. Step 2: Convert to fraction form
    577,701.84/797,302.80 = 323,067.36/x
  3. Step 3: Cross multiply
    577,701.84x = 797,302.80 × 323,067.36
  4. Step 4: Simplify right side
    577,701.84x = 257,582,510,716.61
  5. Step 5: Solve for x
    x = 257,582,510,716.61/577,701.84
  6. Step 6: Final answer
    x = 445,874.49

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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.