Home / 590,771.34-815,228.55-348,996.06

Finding the Fourth Proportional to 590,771.34, 815,228.55 and 348,996.06

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Solution

The fourth proportional to 590,771.34, 815,228.55 and 348,996.06 is: 481,593.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,771.34 : 815,228.55 = 348,996.06 : x
  2. Step 2: Convert to fraction form
    590,771.34/815,228.55 = 348,996.06/x
  3. Step 3: Cross multiply
    590,771.34x = 815,228.55 × 348,996.06
  4. Step 4: Simplify right side
    590,771.34x = 284,511,551,949.51
  5. Step 5: Solve for x
    x = 284,511,551,949.51/590,771.34
  6. Step 6: Final answer
    x = 481,593.36

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1.5x scale

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.