Home / 673,683.74-1,009,648.05-273,857.48

Finding the Fourth Proportional to 673,683.74, 1,009,648.05 and 273,857.48

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Solution

The fourth proportional to 673,683.74, 1,009,648.05 and 273,857.48 is: 410,429.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,683.74 : 1,009,648.05 = 273,857.48 : x
  2. Step 2: Convert to fraction form
    673,683.74/1,009,648.05 = 273,857.48/x
  3. Step 3: Cross multiply
    673,683.74x = 1,009,648.05 × 273,857.48
  4. Step 4: Simplify right side
    673,683.74x = 276,499,670,659.91
  5. Step 5: Solve for x
    x = 276,499,670,659.91/673,683.74
  6. Step 6: Final answer
    x = 410,429.49

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1.5x scale

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.