Home / 957,769.50-1,436,661.45-425,147.34

Finding the Fourth Proportional to 957,769.50, 1,436,661.45 and 425,147.34

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Solution

The fourth proportional to 957,769.50, 1,436,661.45 and 425,147.34 is: 637,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,769.50 : 1,436,661.45 = 425,147.34 : x
  2. Step 2: Convert to fraction form
    957,769.50/1,436,661.45 = 425,147.34/x
  3. Step 3: Cross multiply
    957,769.50x = 1,436,661.45 × 425,147.34
  4. Step 4: Simplify right side
    957,769.50x = 610,792,793,948.04
  5. Step 5: Solve for x
    x = 610,792,793,948.04/957,769.50
  6. Step 6: Final answer
    x = 637,724.21

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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.