Home / 986,251.64-1,361,013.94-550,675.72

Finding the Fourth Proportional to 986,251.64, 1,361,013.94 and 550,675.72

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Solution

The fourth proportional to 986,251.64, 1,361,013.94 and 550,675.72 is: 759,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,251.64 : 1,361,013.94 = 550,675.72 : x
  2. Step 2: Convert to fraction form
    986,251.64/1,361,013.94 = 550,675.72/x
  3. Step 3: Cross multiply
    986,251.64x = 1,361,013.94 × 550,675.72
  4. Step 4: Simplify right side
    986,251.64x = 749,477,331,339.54
  5. Step 5: Solve for x
    x = 749,477,331,339.54/986,251.64
  6. Step 6: Final answer
    x = 759,925.05

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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.