Home / 954,485.25-1,431,736.53-289,637.25

Finding the Fourth Proportional to 954,485.25, 1,431,736.53 and 289,637.25

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Solution

The fourth proportional to 954,485.25, 1,431,736.53 and 289,637.25 is: 434,458.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,485.25 : 1,431,736.53 = 289,637.25 : x
  2. Step 2: Convert to fraction form
    954,485.25/1,431,736.53 = 289,637.25/x
  3. Step 3: Cross multiply
    954,485.25x = 1,431,736.53 × 289,637.25
  4. Step 4: Simplify right side
    954,485.25x = 414,684,231,273.74
  5. Step 5: Solve for x
    x = 414,684,231,273.74/954,485.25
  6. Step 6: Final answer
    x = 434,458.50

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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.