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Finding the Fourth Proportional to 576,302.08, 795,309.56 and 318,178.24

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Solution

The fourth proportional to 576,302.08, 795,309.56 and 318,178.24 is: 439,092.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,302.08 : 795,309.56 = 318,178.24 : x
  2. Step 2: Convert to fraction form
    576,302.08/795,309.56 = 318,178.24/x
  3. Step 3: Cross multiply
    576,302.08x = 795,309.56 × 318,178.24
  4. Step 4: Simplify right side
    576,302.08x = 253,050,196,055.97
  5. Step 5: Solve for x
    x = 253,050,196,055.97/576,302.08
  6. Step 6: Final answer
    x = 439,092.98

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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.