Home / 656,850.22-906,463.39-384,853.02

Finding the Fourth Proportional to 656,850.22, 906,463.39 and 384,853.02

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Solution

The fourth proportional to 656,850.22, 906,463.39 and 384,853.02 is: 531,103.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,850.22 : 906,463.39 = 384,853.02 : x
  2. Step 2: Convert to fraction form
    656,850.22/906,463.39 = 384,853.02/x
  3. Step 3: Cross multiply
    656,850.22x = 906,463.39 × 384,853.02
  4. Step 4: Simplify right side
    656,850.22x = 348,855,173,160.94
  5. Step 5: Solve for x
    x = 348,855,173,160.94/656,850.22
  6. Step 6: Final answer
    x = 531,103.08

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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.