Home / 702,862.87-1,054,284.85-170,388.49

Finding the Fourth Proportional to 702,862.87, 1,054,284.85 and 170,388.49

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Solution

The fourth proportional to 702,862.87, 1,054,284.85 and 170,388.49 is: 255,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,862.87 : 1,054,284.85 = 170,388.49 : x
  2. Step 2: Convert to fraction form
    702,862.87/1,054,284.85 = 170,388.49/x
  3. Step 3: Cross multiply
    702,862.87x = 1,054,284.85 × 170,388.49
  4. Step 4: Simplify right side
    702,862.87x = 179,638,003,621.38
  5. Step 5: Solve for x
    x = 179,638,003,621.38/702,862.87
  6. Step 6: Final answer
    x = 255,580.44

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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.