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Finding the Fourth Proportional to 577,732.13, 797,255.43 and 319,602.41

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Solution

The fourth proportional to 577,732.13, 797,255.43 and 319,602.41 is: 441,043.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,732.13 : 797,255.43 = 319,602.41 : x
  2. Step 2: Convert to fraction form
    577,732.13/797,255.43 = 319,602.41/x
  3. Step 3: Cross multiply
    577,732.13x = 797,255.43 × 319,602.41
  4. Step 4: Simplify right side
    577,732.13x = 254,804,756,813.59
  5. Step 5: Solve for x
    x = 254,804,756,813.59/577,732.13
  6. Step 6: Final answer
    x = 441,043.08

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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.