Home / 954,379.32-1,430,519.14-393,107.64

Finding the Fourth Proportional to 954,379.32, 1,430,519.14 and 393,107.64

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Solution

The fourth proportional to 954,379.32, 1,430,519.14 and 393,107.64 is: 589,229.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,379.32 : 1,430,519.14 = 393,107.64 : x
  2. Step 2: Convert to fraction form
    954,379.32/1,430,519.14 = 393,107.64/x
  3. Step 3: Cross multiply
    954,379.32x = 1,430,519.14 × 393,107.64
  4. Step 4: Simplify right side
    954,379.32x = 562,348,003,100.23
  5. Step 5: Solve for x
    x = 562,348,003,100.23/954,379.32
  6. Step 6: Final answer
    x = 589,229.03

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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.