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Finding the Fourth Proportional to 576,438.24, 795,498.24 and 361,587.36

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Solution

The fourth proportional to 576,438.24, 795,498.24 and 361,587.36 is: 498,999.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,438.24 : 795,498.24 = 361,587.36 : x
  2. Step 2: Convert to fraction form
    576,438.24/795,498.24 = 361,587.36/x
  3. Step 3: Cross multiply
    576,438.24x = 795,498.24 × 361,587.36
  4. Step 4: Simplify right side
    576,438.24x = 287,642,108,486.25
  5. Step 5: Solve for x
    x = 287,642,108,486.25/576,438.24
  6. Step 6: Final answer
    x = 498,999.01

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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.