Home / 698,799.22-1,048,161.77-225,484.63

Finding the Fourth Proportional to 698,799.22, 1,048,161.77 and 225,484.63

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Solution

The fourth proportional to 698,799.22, 1,048,161.77 and 225,484.63 is: 338,214.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,799.22 : 1,048,161.77 = 225,484.63 : x
  2. Step 2: Convert to fraction form
    698,799.22/1,048,161.77 = 225,484.63/x
  3. Step 3: Cross multiply
    698,799.22x = 1,048,161.77 × 225,484.63
  4. Step 4: Simplify right side
    698,799.22x = 236,344,362,520.36
  5. Step 5: Solve for x
    x = 236,344,362,520.36/698,799.22
  6. Step 6: Final answer
    x = 338,214.98

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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.