Home / 905,843.53-1,250,079.60-497,962.54

Finding the Fourth Proportional to 905,843.53, 1,250,079.60 and 497,962.54

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Solution

The fourth proportional to 905,843.53, 1,250,079.60 and 497,962.54 is: 687,196.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,843.53 : 1,250,079.60 = 497,962.54 : x
  2. Step 2: Convert to fraction form
    905,843.53/1,250,079.60 = 497,962.54/x
  3. Step 3: Cross multiply
    905,843.53x = 1,250,079.60 × 497,962.54
  4. Step 4: Simplify right side
    905,843.53x = 622,492,812,818.18
  5. Step 5: Solve for x
    x = 622,492,812,818.18/905,843.53
  6. Step 6: Final answer
    x = 687,196.84

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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.