Home / 662,705.20-994,090.60-189,460.24

Finding the Fourth Proportional to 662,705.20, 994,090.60 and 189,460.24

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Solution

The fourth proportional to 662,705.20, 994,090.60 and 189,460.24 is: 284,199.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,705.20 : 994,090.60 = 189,460.24 : x
  2. Step 2: Convert to fraction form
    662,705.20/994,090.60 = 189,460.24/x
  3. Step 3: Cross multiply
    662,705.20x = 994,090.60 × 189,460.24
  4. Step 4: Simplify right side
    662,705.20x = 188,340,643,657.74
  5. Step 5: Solve for x
    x = 188,340,643,657.74/662,705.20
  6. Step 6: Final answer
    x = 284,199.74

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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.