Home / 749,694.30-1,124,599.77-217,222.98

Finding the Fourth Proportional to 749,694.30, 1,124,599.77 and 217,222.98

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Solution

The fourth proportional to 749,694.30, 1,124,599.77 and 217,222.98 is: 325,851.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,694.30 : 1,124,599.77 = 217,222.98 : x
  2. Step 2: Convert to fraction form
    749,694.30/1,124,599.77 = 217,222.98/x
  3. Step 3: Cross multiply
    749,694.30x = 1,124,599.77 × 217,222.98
  4. Step 4: Simplify right side
    749,694.30x = 244,288,913,346.72
  5. Step 5: Solve for x
    x = 244,288,913,346.72/749,694.30
  6. Step 6: Final answer
    x = 325,851.37

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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.