Home / 1,019,514.44-1,529,172.77-309,548.63

Finding the Fourth Proportional to 1,019,514.44, 1,529,172.77 and 309,548.63

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Solution

The fourth proportional to 1,019,514.44, 1,529,172.77 and 309,548.63 is: 464,292.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,514.44 : 1,529,172.77 = 309,548.63 : x
  2. Step 2: Convert to fraction form
    1,019,514.44/1,529,172.77 = 309,548.63/x
  3. Step 3: Cross multiply
    1,019,514.44x = 1,529,172.77 × 309,548.63
  4. Step 4: Simplify right side
    1,019,514.44x = 473,353,326,793.20
  5. Step 5: Solve for x
    x = 473,353,326,793.20/1,019,514.44
  6. Step 6: Final answer
    x = 464,292.91

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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.