Home / 370,736.96-555,731.51-146,010.56

Finding the Fourth Proportional to 370,736.96, 555,731.51 and 146,010.56

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Solution

The fourth proportional to 370,736.96, 555,731.51 and 146,010.56 is: 218,868.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,736.96 : 555,731.51 = 146,010.56 : x
  2. Step 2: Convert to fraction form
    370,736.96/555,731.51 = 146,010.56/x
  3. Step 3: Cross multiply
    370,736.96x = 555,731.51 × 146,010.56
  4. Step 4: Simplify right side
    370,736.96x = 81,142,665,476.04
  5. Step 5: Solve for x
    x = 81,142,665,476.04/370,736.96
  6. Step 6: Final answer
    x = 218,868.57

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1.5x scale

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.