Home / 946,019.65-1,418,978.60-465,768.68

Finding the Fourth Proportional to 946,019.65, 1,418,978.60 and 465,768.68

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Solution

The fourth proportional to 946,019.65, 1,418,978.60 and 465,768.68 is: 698,627.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,019.65 : 1,418,978.60 = 465,768.68 : x
  2. Step 2: Convert to fraction form
    946,019.65/1,418,978.60 = 465,768.68/x
  3. Step 3: Cross multiply
    946,019.65x = 1,418,978.60 × 465,768.68
  4. Step 4: Simplify right side
    946,019.65x = 660,915,790,688.85
  5. Step 5: Solve for x
    x = 660,915,790,688.85/946,019.65
  6. Step 6: Final answer
    x = 698,627.98

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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.