Home / 335,621.45-463,053.15-190,403.21

Finding the Fourth Proportional to 335,621.45, 463,053.15 and 190,403.21

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Solution

The fourth proportional to 335,621.45, 463,053.15 and 190,403.21 is: 262,697.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,621.45 : 463,053.15 = 190,403.21 : x
  2. Step 2: Convert to fraction form
    335,621.45/463,053.15 = 190,403.21/x
  3. Step 3: Cross multiply
    335,621.45x = 463,053.15 × 190,403.21
  4. Step 4: Simplify right side
    335,621.45x = 88,166,803,845.35
  5. Step 5: Solve for x
    x = 88,166,803,845.35/335,621.45
  6. Step 6: Final answer
    x = 262,697.17

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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.