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Finding the Fourth Proportional to 444,842.28, 613,823.40 and 253,844.28

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Solution

The fourth proportional to 444,842.28, 613,823.40 and 253,844.28 is: 350,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,842.28 : 613,823.40 = 253,844.28 : x
  2. Step 2: Convert to fraction form
    444,842.28/613,823.40 = 253,844.28/x
  3. Step 3: Cross multiply
    444,842.28x = 613,823.40 × 253,844.28
  4. Step 4: Simplify right side
    444,842.28x = 155,815,559,020.15
  5. Step 5: Solve for x
    x = 155,815,559,020.15/444,842.28
  6. Step 6: Final answer
    x = 350,271.47

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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.