Home / 343,682.26-474,284.48-190,730.77

Finding the Fourth Proportional to 343,682.26, 474,284.48 and 190,730.77

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Solution

The fourth proportional to 343,682.26, 474,284.48 and 190,730.77 is: 263,210.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,682.26 : 474,284.48 = 190,730.77 : x
  2. Step 2: Convert to fraction form
    343,682.26/474,284.48 = 190,730.77/x
  3. Step 3: Cross multiply
    343,682.26x = 474,284.48 × 190,730.77
  4. Step 4: Simplify right side
    343,682.26x = 90,460,644,069.45
  5. Step 5: Solve for x
    x = 90,460,644,069.45/343,682.26
  6. Step 6: Final answer
    x = 263,210.11

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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.