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Finding the Fourth Proportional to 590,650.82, 815,101.48 and 336,002

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Solution

The fourth proportional to 590,650.82, 815,101.48 and 336,002 is: 463,684.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,650.82 : 815,101.48 = 336,002 : x
  2. Step 2: Convert to fraction form
    590,650.82/815,101.48 = 336,002/x
  3. Step 3: Cross multiply
    590,650.82x = 815,101.48 × 336,002
  4. Step 4: Simplify right side
    590,650.82x = 273,875,727,482.96
  5. Step 5: Solve for x
    x = 273,875,727,482.96/590,650.82
  6. Step 6: Final answer
    x = 463,684.66

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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.