Home / 800,348.12-1,104,467.43-437,768.81

Finding the Fourth Proportional to 800,348.12, 1,104,467.43 and 437,768.81

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Solution

The fourth proportional to 800,348.12, 1,104,467.43 and 437,768.81 is: 604,113.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,348.12 : 1,104,467.43 = 437,768.81 : x
  2. Step 2: Convert to fraction form
    800,348.12/1,104,467.43 = 437,768.81/x
  3. Step 3: Cross multiply
    800,348.12x = 1,104,467.43 × 437,768.81
  4. Step 4: Simplify right side
    800,348.12x = 483,501,390,326.01
  5. Step 5: Solve for x
    x = 483,501,390,326.01/800,348.12
  6. Step 6: Final answer
    x = 604,113.86

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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.