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Finding the Fourth Proportional to 610,896.28, 842,998.44 and 369,035.68

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Solution

The fourth proportional to 610,896.28, 842,998.44 and 369,035.68 is: 509,246.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,896.28 : 842,998.44 = 369,035.68 : x
  2. Step 2: Convert to fraction form
    610,896.28/842,998.44 = 369,035.68/x
  3. Step 3: Cross multiply
    610,896.28x = 842,998.44 × 369,035.68
  4. Step 4: Simplify right side
    610,896.28x = 311,096,502,544.34
  5. Step 5: Solve for x
    x = 311,096,502,544.34/610,896.28
  6. Step 6: Final answer
    x = 509,246.03

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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.