Home / 684,865.60-1,027,298.40-673,055.80

Finding the Fourth Proportional to 684,865.60, 1,027,298.40 and 673,055.80

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Solution

The fourth proportional to 684,865.60, 1,027,298.40 and 673,055.80 is: 1,009,583.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,865.60 : 1,027,298.40 = 673,055.80 : x
  2. Step 2: Convert to fraction form
    684,865.60/1,027,298.40 = 673,055.80/x
  3. Step 3: Cross multiply
    684,865.60x = 1,027,298.40 × 673,055.80
  4. Step 4: Simplify right side
    684,865.60x = 691,429,146,450.72
  5. Step 5: Solve for x
    x = 691,429,146,450.72/684,865.60
  6. Step 6: Final answer
    x = 1,009,583.70

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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.