Home / 718,636.02-1,077,493.23-298,202.10

Finding the Fourth Proportional to 718,636.02, 1,077,493.23 and 298,202.10

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Solution

The fourth proportional to 718,636.02, 1,077,493.23 and 298,202.10 is: 447,111.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,636.02 : 1,077,493.23 = 298,202.10 : x
  2. Step 2: Convert to fraction form
    718,636.02/1,077,493.23 = 298,202.10/x
  3. Step 3: Cross multiply
    718,636.02x = 1,077,493.23 × 298,202.10
  4. Step 4: Simplify right side
    718,636.02x = 321,310,743,921.78
  5. Step 5: Solve for x
    x = 321,310,743,921.78/718,636.02
  6. Step 6: Final answer
    x = 447,111.94

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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.