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Finding the Fourth Proportional to 576,124.51, 794,933.13 and 331,061.93

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Solution

The fourth proportional to 576,124.51, 794,933.13 and 331,061.93 is: 456,797.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,124.51 : 794,933.13 = 331,061.93 : x
  2. Step 2: Convert to fraction form
    576,124.51/794,933.13 = 331,061.93/x
  3. Step 3: Cross multiply
    576,124.51x = 794,933.13 × 331,061.93
  4. Step 4: Simplify right side
    576,124.51x = 263,172,100,337.31
  5. Step 5: Solve for x
    x = 263,172,100,337.31/576,124.51
  6. Step 6: Final answer
    x = 456,797.26

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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.