Home / 427,584.22-590,041.65-236,588.02

Finding the Fourth Proportional to 427,584.22, 590,041.65 and 236,588.02

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Solution

The fourth proportional to 427,584.22, 590,041.65 and 236,588.02 is: 326,477.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,584.22 : 590,041.65 = 236,588.02 : x
  2. Step 2: Convert to fraction form
    427,584.22/590,041.65 = 236,588.02/x
  3. Step 3: Cross multiply
    427,584.22x = 590,041.65 × 236,588.02
  4. Step 4: Simplify right side
    427,584.22x = 139,596,785,691.03
  5. Step 5: Solve for x
    x = 139,596,785,691.03/427,584.22
  6. Step 6: Final answer
    x = 326,477.87

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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.