Home / 907,435.22-1,361,049.14-242,639.06

Finding the Fourth Proportional to 907,435.22, 1,361,049.14 and 242,639.06

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Solution

The fourth proportional to 907,435.22, 1,361,049.14 and 242,639.06 is: 363,930.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,435.22 : 1,361,049.14 = 242,639.06 : x
  2. Step 2: Convert to fraction form
    907,435.22/1,361,049.14 = 242,639.06/x
  3. Step 3: Cross multiply
    907,435.22x = 1,361,049.14 × 242,639.06
  4. Step 4: Simplify right side
    907,435.22x = 330,243,677,744.76
  5. Step 5: Solve for x
    x = 330,243,677,744.76/907,435.22
  6. Step 6: Final answer
    x = 363,930.86

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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.