Home / 526,487.63-789,829.88-210,969.14

Finding the Fourth Proportional to 526,487.63, 789,829.88 and 210,969.14

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Solution

The fourth proportional to 526,487.63, 789,829.88 and 210,969.14 is: 316,493.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,487.63 : 789,829.88 = 210,969.14 : x
  2. Step 2: Convert to fraction form
    526,487.63/789,829.88 = 210,969.14/x
  3. Step 3: Cross multiply
    526,487.63x = 789,829.88 × 210,969.14
  4. Step 4: Simplify right side
    526,487.63x = 166,629,725,525.91
  5. Step 5: Solve for x
    x = 166,629,725,525.91/526,487.63
  6. Step 6: Final answer
    x = 316,493.15

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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.