Home / 906,341.64-1,359,221.43-298,993.44

Finding the Fourth Proportional to 906,341.64, 1,359,221.43 and 298,993.44

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Solution

The fourth proportional to 906,341.64, 1,359,221.43 and 298,993.44 is: 448,394.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,341.64 : 1,359,221.43 = 298,993.44 : x
  2. Step 2: Convert to fraction form
    906,341.64/1,359,221.43 = 298,993.44/x
  3. Step 3: Cross multiply
    906,341.64x = 1,359,221.43 × 298,993.44
  4. Step 4: Simplify right side
    906,341.64x = 406,398,291,077.42
  5. Step 5: Solve for x
    x = 406,398,291,077.42/906,341.64
  6. Step 6: Final answer
    x = 448,394.15

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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.