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Finding the Fourth Proportional to 344,013.35, 474,739.58 and 191,051.93

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Solution

The fourth proportional to 344,013.35, 474,739.58 and 191,051.93 is: 263,652.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,013.35 : 474,739.58 = 191,051.93 : x
  2. Step 2: Convert to fraction form
    344,013.35/474,739.58 = 191,051.93/x
  3. Step 3: Cross multiply
    344,013.35x = 474,739.58 × 191,051.93
  4. Step 4: Simplify right side
    344,013.35x = 90,699,914,670.87
  5. Step 5: Solve for x
    x = 90,699,914,670.87/344,013.35
  6. Step 6: Final answer
    x = 263,652.31

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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.