Home / 806,250.61-1,112,602.27-443,674.26

Finding the Fourth Proportional to 806,250.61, 1,112,602.27 and 443,674.26

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Solution

The fourth proportional to 806,250.61, 1,112,602.27 and 443,674.26 is: 612,257.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,250.61 : 1,112,602.27 = 443,674.26 : x
  2. Step 2: Convert to fraction form
    806,250.61/1,112,602.27 = 443,674.26/x
  3. Step 3: Cross multiply
    806,250.61x = 1,112,602.27 × 443,674.26
  4. Step 4: Simplify right side
    806,250.61x = 493,632,988,816.57
  5. Step 5: Solve for x
    x = 493,632,988,816.57/806,250.61
  6. Step 6: Final answer
    x = 612,257.51

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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.