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Finding the Fourth Proportional to 549,796.73, 758,718.50 and 334,936.79

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Solution

The fourth proportional to 549,796.73, 758,718.50 and 334,936.79 is: 462,212.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,796.73 : 758,718.50 = 334,936.79 : x
  2. Step 2: Convert to fraction form
    549,796.73/758,718.50 = 334,936.79/x
  3. Step 3: Cross multiply
    549,796.73x = 758,718.50 × 334,936.79
  4. Step 4: Simplify right side
    549,796.73x = 254,122,737,228.93
  5. Step 5: Solve for x
    x = 254,122,737,228.93/549,796.73
  6. Step 6: Final answer
    x = 462,212.17

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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.