Home / 926,629.46-1,390,047.90-295,396.82

Finding the Fourth Proportional to 926,629.46, 1,390,047.90 and 295,396.82

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Solution

The fourth proportional to 926,629.46, 1,390,047.90 and 295,396.82 is: 443,128.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,629.46 : 1,390,047.90 = 295,396.82 : x
  2. Step 2: Convert to fraction form
    926,629.46/1,390,047.90 = 295,396.82/x
  3. Step 3: Cross multiply
    926,629.46x = 1,390,047.90 × 295,396.82
  4. Step 4: Simplify right side
    926,629.46x = 410,615,729,307.68
  5. Step 5: Solve for x
    x = 410,615,729,307.68/926,629.46
  6. Step 6: Final answer
    x = 443,128.29

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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.