Home / 880,257.32-1,321,015.64-375,173.36

Finding the Fourth Proportional to 880,257.32, 1,321,015.64 and 375,173.36

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Solution

The fourth proportional to 880,257.32, 1,321,015.64 and 375,173.36 is: 563,028.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,257.32 : 1,321,015.64 = 375,173.36 : x
  2. Step 2: Convert to fraction form
    880,257.32/1,321,015.64 = 375,173.36/x
  3. Step 3: Cross multiply
    880,257.32x = 1,321,015.64 × 375,173.36
  4. Step 4: Simplify right side
    880,257.32x = 495,609,876,271.35
  5. Step 5: Solve for x
    x = 495,609,876,271.35/880,257.32
  6. Step 6: Final answer
    x = 563,028.41

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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.