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Finding the Fourth Proportional to 601,015.16, 900,193.92 and 411,025.28

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Solution

The fourth proportional to 601,015.16, 900,193.92 and 411,025.28 is: 615,629.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,015.16 : 900,193.92 = 411,025.28 : x
  2. Step 2: Convert to fraction form
    601,015.16/900,193.92 = 411,025.28/x
  3. Step 3: Cross multiply
    601,015.16x = 900,193.92 × 411,025.28
  4. Step 4: Simplify right side
    601,015.16x = 370,002,458,022.30
  5. Step 5: Solve for x
    x = 370,002,458,022.30/601,015.16
  6. Step 6: Final answer
    x = 615,629.16

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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.