Home / 862,929.02-1,294,580.38-330,450.08

Finding the Fourth Proportional to 862,929.02, 1,294,580.38 and 330,450.08

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Solution

The fourth proportional to 862,929.02, 1,294,580.38 and 330,450.08 is: 495,746.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,929.02 : 1,294,580.38 = 330,450.08 : x
  2. Step 2: Convert to fraction form
    862,929.02/1,294,580.38 = 330,450.08/x
  3. Step 3: Cross multiply
    862,929.02x = 1,294,580.38 × 330,450.08
  4. Step 4: Simplify right side
    862,929.02x = 427,794,190,137.43
  5. Step 5: Solve for x
    x = 427,794,190,137.43/862,929.02
  6. Step 6: Final answer
    x = 495,746.67

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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.