Home / 1,010,197.78-1,515,362.28-300,166.36

Finding the Fourth Proportional to 1,010,197.78, 1,515,362.28 and 300,166.36

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Solution

The fourth proportional to 1,010,197.78, 1,515,362.28 and 300,166.36 is: 450,269.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,197.78 : 1,515,362.28 = 300,166.36 : x
  2. Step 2: Convert to fraction form
    1,010,197.78/1,515,362.28 = 300,166.36/x
  3. Step 3: Cross multiply
    1,010,197.78x = 1,515,362.28 × 300,166.36
  4. Step 4: Simplify right side
    1,010,197.78x = 454,860,774,754.87
  5. Step 5: Solve for x
    x = 454,860,774,754.87/1,010,197.78
  6. Step 6: Final answer
    x = 450,269.03

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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.