Home / 431,155.08-595,012.41-240,168.60

Finding the Fourth Proportional to 431,155.08, 595,012.41 and 240,168.60

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Solution

The fourth proportional to 431,155.08, 595,012.41 and 240,168.60 is: 331,442.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,155.08 : 595,012.41 = 240,168.60 : x
  2. Step 2: Convert to fraction form
    431,155.08/595,012.41 = 240,168.60/x
  3. Step 3: Cross multiply
    431,155.08x = 595,012.41 × 240,168.60
  4. Step 4: Simplify right side
    431,155.08x = 142,903,297,492.33
  5. Step 5: Solve for x
    x = 142,903,297,492.33/431,155.08
  6. Step 6: Final answer
    x = 331,442.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.