Home / 846,839.81-1,270,509.25-341,140.56

Finding the Fourth Proportional to 846,839.81, 1,270,509.25 and 341,140.56

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Solution

The fourth proportional to 846,839.81, 1,270,509.25 and 341,140.56 is: 511,811.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,839.81 : 1,270,509.25 = 341,140.56 : x
  2. Step 2: Convert to fraction form
    846,839.81/1,270,509.25 = 341,140.56/x
  3. Step 3: Cross multiply
    846,839.81x = 1,270,509.25 × 341,140.56
  4. Step 4: Simplify right side
    846,839.81x = 433,422,239,199.17
  5. Step 5: Solve for x
    x = 433,422,239,199.17/846,839.81
  6. Step 6: Final answer
    x = 511,811.36

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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.