Home / 968,683.90-1,453,152.81-320,044.60

Finding the Fourth Proportional to 968,683.90, 1,453,152.81 and 320,044.60

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Solution

The fourth proportional to 968,683.90, 1,453,152.81 and 320,044.60 is: 480,108.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,683.90 : 1,453,152.81 = 320,044.60 : x
  2. Step 2: Convert to fraction form
    968,683.90/1,453,152.81 = 320,044.60/x
  3. Step 3: Cross multiply
    968,683.90x = 1,453,152.81 × 320,044.60
  4. Step 4: Simplify right side
    968,683.90x = 465,073,709,815.33
  5. Step 5: Solve for x
    x = 465,073,709,815.33/968,683.90
  6. Step 6: Final answer
    x = 480,108.85

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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.