Home / 945,271.75-1,304,241.63-558,096.20

Finding the Fourth Proportional to 945,271.75, 1,304,241.63 and 558,096.20

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Solution

The fourth proportional to 945,271.75, 1,304,241.63 and 558,096.20 is: 770,034.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,271.75 : 1,304,241.63 = 558,096.20 : x
  2. Step 2: Convert to fraction form
    945,271.75/1,304,241.63 = 558,096.20/x
  3. Step 3: Cross multiply
    945,271.75x = 1,304,241.63 × 558,096.20
  4. Step 4: Simplify right side
    945,271.75x = 727,892,297,584.81
  5. Step 5: Solve for x
    x = 727,892,297,584.81/945,271.75
  6. Step 6: Final answer
    x = 770,034.97

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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.