Home / 713,675.76-1,070,515.44-240,693.36

Finding the Fourth Proportional to 713,675.76, 1,070,515.44 and 240,693.36

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Solution

The fourth proportional to 713,675.76, 1,070,515.44 and 240,693.36 is: 361,040.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,675.76 : 1,070,515.44 = 240,693.36 : x
  2. Step 2: Convert to fraction form
    713,675.76/1,070,515.44 = 240,693.36/x
  3. Step 3: Cross multiply
    713,675.76x = 1,070,515.44 × 240,693.36
  4. Step 4: Simplify right side
    713,675.76x = 257,665,958,185.48
  5. Step 5: Solve for x
    x = 257,665,958,185.48/713,675.76
  6. Step 6: Final answer
    x = 361,040.65

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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.