Home / 962,109.20-1,443,682.20-401,200.40

Finding the Fourth Proportional to 962,109.20, 1,443,682.20 and 401,200.40

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Solution

The fourth proportional to 962,109.20, 1,443,682.20 and 401,200.40 is: 602,016.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,109.20 : 1,443,682.20 = 401,200.40 : x
  2. Step 2: Convert to fraction form
    962,109.20/1,443,682.20 = 401,200.40/x
  3. Step 3: Cross multiply
    962,109.20x = 1,443,682.20 × 401,200.40
  4. Step 4: Simplify right side
    962,109.20x = 579,205,876,112.88
  5. Step 5: Solve for x
    x = 579,205,876,112.88/962,109.20
  6. Step 6: Final answer
    x = 602,016.77

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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.