Home / 1,108,383.40-1,662,749.34-360,254.44

Finding the Fourth Proportional to 1,108,383.40, 1,662,749.34 and 360,254.44

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Solution

The fourth proportional to 1,108,383.40, 1,662,749.34 and 360,254.44 is: 540,438.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,383.40 : 1,662,749.34 = 360,254.44 : x
  2. Step 2: Convert to fraction form
    1,108,383.40/1,662,749.34 = 360,254.44/x
  3. Step 3: Cross multiply
    1,108,383.40x = 1,662,749.34 × 360,254.44
  4. Step 4: Simplify right side
    1,108,383.40x = 599,012,832,342.07
  5. Step 5: Solve for x
    x = 599,012,832,342.07/1,108,383.40
  6. Step 6: Final answer
    x = 540,438.29

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1.5x scale

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.