Home / 995,368.70-1,493,053.05-545,915.90

Finding the Fourth Proportional to 995,368.70, 1,493,053.05 and 545,915.90

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Solution

The fourth proportional to 995,368.70, 1,493,053.05 and 545,915.90 is: 818,873.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,368.70 : 1,493,053.05 = 545,915.90 : x
  2. Step 2: Convert to fraction form
    995,368.70/1,493,053.05 = 545,915.90/x
  3. Step 3: Cross multiply
    995,368.70x = 1,493,053.05 × 545,915.90
  4. Step 4: Simplify right side
    995,368.70x = 815,081,399,538.50
  5. Step 5: Solve for x
    x = 815,081,399,538.50/995,368.70
  6. Step 6: Final answer
    x = 818,873.85

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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.