Home / 427,175.66-589,457.30-236,158.22

Finding the Fourth Proportional to 427,175.66, 589,457.30 and 236,158.22

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Solution

The fourth proportional to 427,175.66, 589,457.30 and 236,158.22 is: 325,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,175.66 : 589,457.30 = 236,158.22 : x
  2. Step 2: Convert to fraction form
    427,175.66/589,457.30 = 236,158.22/x
  3. Step 3: Cross multiply
    427,175.66x = 589,457.30 × 236,158.22
  4. Step 4: Simplify right side
    427,175.66x = 139,205,186,734.01
  5. Step 5: Solve for x
    x = 139,205,186,734.01/427,175.66
  6. Step 6: Final answer
    x = 325,873.40

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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.