Home / 370,867.44-556,324.64-143,271.60

Finding the Fourth Proportional to 370,867.44, 556,324.64 and 143,271.60

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Solution

The fourth proportional to 370,867.44, 556,324.64 and 143,271.60 is: 214,916.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,867.44 : 556,324.64 = 143,271.60 : x
  2. Step 2: Convert to fraction form
    370,867.44/556,324.64 = 143,271.60/x
  3. Step 3: Cross multiply
    370,867.44x = 556,324.64 × 143,271.60
  4. Step 4: Simplify right side
    370,867.44x = 79,705,521,292.22
  5. Step 5: Solve for x
    x = 79,705,521,292.22/370,867.44
  6. Step 6: Final answer
    x = 214,916.47

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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.