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Finding the Fourth Proportional to 662,676.90, 994,015.35 and 618,062.10

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Solution

The fourth proportional to 662,676.90, 994,015.35 and 618,062.10 is: 927,093.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,676.90 : 994,015.35 = 618,062.10 : x
  2. Step 2: Convert to fraction form
    662,676.90/994,015.35 = 618,062.10/x
  3. Step 3: Cross multiply
    662,676.90x = 994,015.35 × 618,062.10
  4. Step 4: Simplify right side
    662,676.90x = 614,363,214,653.24
  5. Step 5: Solve for x
    x = 614,363,214,653.24/662,676.90
  6. Step 6: Final answer
    x = 927,093.15

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Similar ratio
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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.