Home / 380,727.58-569,769.38-236,574.22

Finding the Fourth Proportional to 380,727.58, 569,769.38 and 236,574.22

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Solution

The fourth proportional to 380,727.58, 569,769.38 and 236,574.22 is: 354,039.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,727.58 : 569,769.38 = 236,574.22 : x
  2. Step 2: Convert to fraction form
    380,727.58/569,769.38 = 236,574.22/x
  3. Step 3: Cross multiply
    380,727.58x = 569,769.38 × 236,574.22
  4. Step 4: Simplify right side
    380,727.58x = 134,792,746,653.38
  5. Step 5: Solve for x
    x = 134,792,746,653.38/380,727.58
  6. Step 6: Final answer
    x = 354,039.88

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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.