Home / 374,969.20-517,377.48-222,055.44

Finding the Fourth Proportional to 374,969.20, 517,377.48 and 222,055.44

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Solution

The fourth proportional to 374,969.20, 517,377.48 and 222,055.44 is: 306,389.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,969.20 : 517,377.48 = 222,055.44 : x
  2. Step 2: Convert to fraction form
    374,969.20/517,377.48 = 222,055.44/x
  3. Step 3: Cross multiply
    374,969.20x = 517,377.48 × 222,055.44
  4. Step 4: Simplify right side
    374,969.20x = 114,886,483,967.49
  5. Step 5: Solve for x
    x = 114,886,483,967.49/374,969.20
  6. Step 6: Final answer
    x = 306,389.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.