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Finding the Fourth Proportional to 295,247.20, 442,935.60 and 95,533.60

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Solution

The fourth proportional to 295,247.20, 442,935.60 and 95,533.60 is: 143,321.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,247.20 : 442,935.60 = 95,533.60 : x
  2. Step 2: Convert to fraction form
    295,247.20/442,935.60 = 95,533.60/x
  3. Step 3: Cross multiply
    295,247.20x = 442,935.60 × 95,533.60
  4. Step 4: Simplify right side
    295,247.20x = 42,315,232,436.16
  5. Step 5: Solve for x
    x = 42,315,232,436.16/295,247.20
  6. Step 6: Final answer
    x = 143,321.37

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1.5x scale

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.