Home / 370,630.39-556,083.96-146,147.32

Finding the Fourth Proportional to 370,630.39, 556,083.96 and 146,147.32

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Solution

The fourth proportional to 370,630.39, 556,083.96 and 146,147.32 is: 219,275.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,630.39 : 556,083.96 = 146,147.32 : x
  2. Step 2: Convert to fraction form
    370,630.39/556,083.96 = 146,147.32/x
  3. Step 3: Cross multiply
    370,630.39x = 556,083.96 × 146,147.32
  4. Step 4: Simplify right side
    370,630.39x = 81,270,180,448.99
  5. Step 5: Solve for x
    x = 81,270,180,448.99/370,630.39
  6. Step 6: Final answer
    x = 219,275.54

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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.