Home / 825,382.94-1,238,424.36-450,968.54

Finding the Fourth Proportional to 825,382.94, 1,238,424.36 and 450,968.54

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Solution

The fourth proportional to 825,382.94, 1,238,424.36 and 450,968.54 is: 676,644.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,382.94 : 1,238,424.36 = 450,968.54 : x
  2. Step 2: Convert to fraction form
    825,382.94/1,238,424.36 = 450,968.54/x
  3. Step 3: Cross multiply
    825,382.94x = 1,238,424.36 × 450,968.54
  4. Step 4: Simplify right side
    825,382.94x = 558,490,425,529.63
  5. Step 5: Solve for x
    x = 558,490,425,529.63/825,382.94
  6. Step 6: Final answer
    x = 676,644.01

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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.