Home / 370,881.12-556,390.93-168,491.43

Finding the Fourth Proportional to 370,881.12, 556,390.93 and 168,491.43

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Solution

The fourth proportional to 370,881.12, 556,390.93 and 168,491.43 is: 252,768.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,881.12 : 556,390.93 = 168,491.43 : x
  2. Step 2: Convert to fraction form
    370,881.12/556,390.93 = 168,491.43/x
  3. Step 3: Cross multiply
    370,881.12x = 556,390.93 × 168,491.43
  4. Step 4: Simplify right side
    370,881.12x = 93,747,103,434.73
  5. Step 5: Solve for x
    x = 93,747,103,434.73/370,881.12
  6. Step 6: Final answer
    x = 252,768.61

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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.