Home / 370,871.22-556,334.46-157,615.23

Finding the Fourth Proportional to 370,871.22, 556,334.46 and 157,615.23

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Solution

The fourth proportional to 370,871.22, 556,334.46 and 157,615.23 is: 236,434.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,871.22 : 556,334.46 = 157,615.23 : x
  2. Step 2: Convert to fraction form
    370,871.22/556,334.46 = 157,615.23/x
  3. Step 3: Cross multiply
    370,871.22x = 556,334.46 × 157,615.23
  4. Step 4: Simplify right side
    370,871.22x = 87,686,783,869.83
  5. Step 5: Solve for x
    x = 87,686,783,869.83/370,871.22
  6. Step 6: Final answer
    x = 236,434.59

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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.