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Finding the Fourth Proportional to 344,029.86, 474,762.37 and 191,068.42

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Solution

The fourth proportional to 344,029.86, 474,762.37 and 191,068.42 is: 263,675.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,029.86 : 474,762.37 = 191,068.42 : x
  2. Step 2: Convert to fraction form
    344,029.86/474,762.37 = 191,068.42/x
  3. Step 3: Cross multiply
    344,029.86x = 474,762.37 × 191,068.42
  4. Step 4: Simplify right side
    344,029.86x = 90,712,095,911.36
  5. Step 5: Solve for x
    x = 90,712,095,911.36/344,029.86
  6. Step 6: Final answer
    x = 263,675.07

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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.