Home / 1,023,623.38-1,535,379.60-313,653.52

Finding the Fourth Proportional to 1,023,623.38, 1,535,379.60 and 313,653.52

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Solution

The fourth proportional to 1,023,623.38, 1,535,379.60 and 313,653.52 is: 470,463.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,623.38 : 1,535,379.60 = 313,653.52 : x
  2. Step 2: Convert to fraction form
    1,023,623.38/1,535,379.60 = 313,653.52/x
  3. Step 3: Cross multiply
    1,023,623.38x = 1,535,379.60 × 313,653.52
  4. Step 4: Simplify right side
    1,023,623.38x = 481,577,216,076.19
  5. Step 5: Solve for x
    x = 481,577,216,076.19/1,023,623.38
  6. Step 6: Final answer
    x = 470,463.28

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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.