Home / 742,311.52-1,112,922-236,581.48

Finding the Fourth Proportional to 742,311.52, 1,112,922 and 236,581.48

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Solution

The fourth proportional to 742,311.52, 1,112,922 and 236,581.48 is: 354,698.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,311.52 : 1,112,922 = 236,581.48 : x
  2. Step 2: Convert to fraction form
    742,311.52/1,112,922 = 236,581.48/x
  3. Step 3: Cross multiply
    742,311.52x = 1,112,922 × 236,581.48
  4. Step 4: Simplify right side
    742,311.52x = 263,296,733,884.56
  5. Step 5: Solve for x
    x = 263,296,733,884.56/742,311.52
  6. Step 6: Final answer
    x = 354,698.43

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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.