Home / 1,010,163.47-1,515,208.29-300,173.06

Finding the Fourth Proportional to 1,010,163.47, 1,515,208.29 and 300,173.06

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Solution

The fourth proportional to 1,010,163.47, 1,515,208.29 and 300,173.06 is: 450,248.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,163.47 : 1,515,208.29 = 300,173.06 : x
  2. Step 2: Convert to fraction form
    1,010,163.47/1,515,208.29 = 300,173.06/x
  3. Step 3: Cross multiply
    1,010,163.47x = 1,515,208.29 × 300,173.06
  4. Step 4: Simplify right side
    1,010,163.47x = 454,824,701,370.63
  5. Step 5: Solve for x
    x = 454,824,701,370.63/1,010,163.47
  6. Step 6: Final answer
    x = 450,248.62

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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.