Home / 995,915.40-1,491,904.80-545,830.80

Finding the Fourth Proportional to 995,915.40, 1,491,904.80 and 545,830.80

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Solution

The fourth proportional to 995,915.40, 1,491,904.80 and 545,830.80 is: 817,667.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,915.40 : 1,491,904.80 = 545,830.80 : x
  2. Step 2: Convert to fraction form
    995,915.40/1,491,904.80 = 545,830.80/x
  3. Step 3: Cross multiply
    995,915.40x = 1,491,904.80 × 545,830.80
  4. Step 4: Simplify right side
    995,915.40x = 814,327,590,507.84
  5. Step 5: Solve for x
    x = 814,327,590,507.84/995,915.40
  6. Step 6: Final answer
    x = 817,667.43

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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.