Home / 864,745.27-1,296,494.61-527,706.70

Finding the Fourth Proportional to 864,745.27, 1,296,494.61 and 527,706.70

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Solution

The fourth proportional to 864,745.27, 1,296,494.61 and 527,706.70 is: 791,179.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,745.27 : 1,296,494.61 = 527,706.70 : x
  2. Step 2: Convert to fraction form
    864,745.27/1,296,494.61 = 527,706.70/x
  3. Step 3: Cross multiply
    864,745.27x = 1,296,494.61 × 527,706.70
  4. Step 4: Simplify right side
    864,745.27x = 684,168,886,990.75
  5. Step 5: Solve for x
    x = 684,168,886,990.75/864,745.27
  6. Step 6: Final answer
    x = 791,179.68

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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.