Home / 1,109,219.45-1,663,829.24-361,265.45

Finding the Fourth Proportional to 1,109,219.45, 1,663,829.24 and 361,265.45

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Solution

The fourth proportional to 1,109,219.45, 1,663,829.24 and 361,265.45 is: 541,898.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,219.45 : 1,663,829.24 = 361,265.45 : x
  2. Step 2: Convert to fraction form
    1,109,219.45/1,663,829.24 = 361,265.45/x
  3. Step 3: Cross multiply
    1,109,219.45x = 1,663,829.24 × 361,265.45
  4. Step 4: Simplify right side
    1,109,219.45x = 601,084,008,986.29
  5. Step 5: Solve for x
    x = 601,084,008,986.29/1,109,219.45
  6. Step 6: Final answer
    x = 541,898.19

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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.