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Finding the Fourth Proportional to 293,051.83, 439,586.87 and 100,924.28

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Solution

The fourth proportional to 293,051.83, 439,586.87 and 100,924.28 is: 151,389.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,051.83 : 439,586.87 = 100,924.28 : x
  2. Step 2: Convert to fraction form
    293,051.83/439,586.87 = 100,924.28/x
  3. Step 3: Cross multiply
    293,051.83x = 439,586.87 × 100,924.28
  4. Step 4: Simplify right side
    293,051.83x = 44,364,988,352.20
  5. Step 5: Solve for x
    x = 44,364,988,352.20/293,051.83
  6. Step 6: Final answer
    x = 151,389.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.