Home / 370,736.45-555,730.75-146,010.05

Finding the Fourth Proportional to 370,736.45, 555,730.75 and 146,010.05

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Solution

The fourth proportional to 370,736.45, 555,730.75 and 146,010.05 is: 218,867.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,736.45 : 555,730.75 = 146,010.05 : x
  2. Step 2: Convert to fraction form
    370,736.45/555,730.75 = 146,010.05/x
  3. Step 3: Cross multiply
    370,736.45x = 555,730.75 × 146,010.05
  4. Step 4: Simplify right side
    370,736.45x = 81,142,274,594.04
  5. Step 5: Solve for x
    x = 81,142,274,594.04/370,736.45
  6. Step 6: Final answer
    x = 218,867.81

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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.