Home / 1,074,271.30-1,611,404.04-400,337.26

Finding the Fourth Proportional to 1,074,271.30, 1,611,404.04 and 400,337.26

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Solution

The fourth proportional to 1,074,271.30, 1,611,404.04 and 400,337.26 is: 600,504.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,271.30 : 1,611,404.04 = 400,337.26 : x
  2. Step 2: Convert to fraction form
    1,074,271.30/1,611,404.04 = 400,337.26/x
  3. Step 3: Cross multiply
    1,074,271.30x = 1,611,404.04 × 400,337.26
  4. Step 4: Simplify right side
    1,074,271.30x = 645,105,078,126.53
  5. Step 5: Solve for x
    x = 645,105,078,126.53/1,074,271.30
  6. Step 6: Final answer
    x = 600,504.81

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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.