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Finding the Fourth Proportional to 274,330.46, 411,530.75 and 105,898.98

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Solution

The fourth proportional to 274,330.46, 411,530.75 and 105,898.98 is: 158,862.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,330.46 : 411,530.75 = 105,898.98 : x
  2. Step 2: Convert to fraction form
    274,330.46/411,530.75 = 105,898.98/x
  3. Step 3: Cross multiply
    274,330.46x = 411,530.75 × 105,898.98
  4. Step 4: Simplify right side
    274,330.46x = 43,580,686,134.14
  5. Step 5: Solve for x
    x = 43,580,686,134.14/274,330.46
  6. Step 6: Final answer
    x = 158,862.00

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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.