Home / 939,753.04-1,409,653.74-300,056.20

Finding the Fourth Proportional to 939,753.04, 1,409,653.74 and 300,056.20

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Solution

The fourth proportional to 939,753.04, 1,409,653.74 and 300,056.20 is: 450,092.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,753.04 : 1,409,653.74 = 300,056.20 : x
  2. Step 2: Convert to fraction form
    939,753.04/1,409,653.74 = 300,056.20/x
  3. Step 3: Cross multiply
    939,753.04x = 1,409,653.74 × 300,056.20
  4. Step 4: Simplify right side
    939,753.04x = 422,975,344,540.19
  5. Step 5: Solve for x
    x = 422,975,344,540.19/939,753.04
  6. Step 6: Final answer
    x = 450,092.02

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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.