Home / 899,322.32-1,349,450.04-400,569.68

Finding the Fourth Proportional to 899,322.32, 1,349,450.04 and 400,569.68

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Solution

The fourth proportional to 899,322.32, 1,349,450.04 and 400,569.68 is: 601,062.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,322.32 : 1,349,450.04 = 400,569.68 : x
  2. Step 2: Convert to fraction form
    899,322.32/1,349,450.04 = 400,569.68/x
  3. Step 3: Cross multiply
    899,322.32x = 1,349,450.04 × 400,569.68
  4. Step 4: Simplify right side
    899,322.32x = 540,548,770,698.79
  5. Step 5: Solve for x
    x = 540,548,770,698.79/899,322.32
  6. Step 6: Final answer
    x = 601,062.33

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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.