Home / 326,140.58-450,095.28-188,325.32

Finding the Fourth Proportional to 326,140.58, 450,095.28 and 188,325.32

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Solution

The fourth proportional to 326,140.58, 450,095.28 and 188,325.32 is: 259,901.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,140.58 : 450,095.28 = 188,325.32 : x
  2. Step 2: Convert to fraction form
    326,140.58/450,095.28 = 188,325.32/x
  3. Step 3: Cross multiply
    326,140.58x = 450,095.28 × 188,325.32
  4. Step 4: Simplify right side
    326,140.58x = 84,764,335,386.01
  5. Step 5: Solve for x
    x = 84,764,335,386.01/326,140.58
  6. Step 6: Final answer
    x = 259,901.23

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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.