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Finding the Fourth Proportional to 590,597.93, 815,018.05 and 335,948.51

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Solution

The fourth proportional to 590,597.93, 815,018.05 and 335,948.51 is: 463,604.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,597.93 : 815,018.05 = 335,948.51 : x
  2. Step 2: Convert to fraction form
    590,597.93/815,018.05 = 335,948.51/x
  3. Step 3: Cross multiply
    590,597.93x = 815,018.05 × 335,948.51
  4. Step 4: Simplify right side
    590,597.93x = 273,804,101,978.09
  5. Step 5: Solve for x
    x = 273,804,101,978.09/590,597.93
  6. Step 6: Final answer
    x = 463,604.91

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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.