Home / 632,764.16-949,046.16-212,043.68

Finding the Fourth Proportional to 632,764.16, 949,046.16 and 212,043.68

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Solution

The fourth proportional to 632,764.16, 949,046.16 and 212,043.68 is: 318,031.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,764.16 : 949,046.16 = 212,043.68 : x
  2. Step 2: Convert to fraction form
    632,764.16/949,046.16 = 212,043.68/x
  3. Step 3: Cross multiply
    632,764.16x = 949,046.16 × 212,043.68
  4. Step 4: Simplify right side
    632,764.16x = 201,239,240,256.27
  5. Step 5: Solve for x
    x = 201,239,240,256.27/632,764.16
  6. Step 6: Final answer
    x = 318,031.98

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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.