Home / 1,022,143.23-1,410,538.28-563,300.21

Finding the Fourth Proportional to 1,022,143.23, 1,410,538.28 and 563,300.21

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Solution

The fourth proportional to 1,022,143.23, 1,410,538.28 and 563,300.21 is: 777,343.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,143.23 : 1,410,538.28 = 563,300.21 : x
  2. Step 2: Convert to fraction form
    1,022,143.23/1,410,538.28 = 563,300.21/x
  3. Step 3: Cross multiply
    1,022,143.23x = 1,410,538.28 × 563,300.21
  4. Step 4: Simplify right side
    1,022,143.23x = 794,556,509,337.04
  5. Step 5: Solve for x
    x = 794,556,509,337.04/1,022,143.23
  6. Step 6: Final answer
    x = 777,343.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.