Home / 672,068.40-1,008,563.40-298,359.60

Finding the Fourth Proportional to 672,068.40, 1,008,563.40 and 298,359.60

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Solution

The fourth proportional to 672,068.40, 1,008,563.40 and 298,359.60 is: 447,743.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,068.40 : 1,008,563.40 = 298,359.60 : x
  2. Step 2: Convert to fraction form
    672,068.40/1,008,563.40 = 298,359.60/x
  3. Step 3: Cross multiply
    672,068.40x = 1,008,563.40 × 298,359.60
  4. Step 4: Simplify right side
    672,068.40x = 300,914,572,598.64
  5. Step 5: Solve for x
    x = 300,914,572,598.64/672,068.40
  6. Step 6: Final answer
    x = 447,743.97

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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.