Home / 1,010,244.38-1,515,616.25-300,269.45

Finding the Fourth Proportional to 1,010,244.38, 1,515,616.25 and 300,269.45

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Solution

The fourth proportional to 1,010,244.38, 1,515,616.25 and 300,269.45 is: 450,478.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,244.38 : 1,515,616.25 = 300,269.45 : x
  2. Step 2: Convert to fraction form
    1,010,244.38/1,515,616.25 = 300,269.45/x
  3. Step 3: Cross multiply
    1,010,244.38x = 1,515,616.25 × 300,269.45
  4. Step 4: Simplify right side
    1,010,244.38x = 455,093,260,086.26
  5. Step 5: Solve for x
    x = 455,093,260,086.26/1,010,244.38
  6. Step 6: Final answer
    x = 450,478.39

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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.