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Finding the Fourth Proportional to 578,958.86, 799,007.56 and 364,282.94

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Solution

The fourth proportional to 578,958.86, 799,007.56 and 364,282.94 is: 502,738.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,958.86 : 799,007.56 = 364,282.94 : x
  2. Step 2: Convert to fraction form
    578,958.86/799,007.56 = 364,282.94/x
  3. Step 3: Cross multiply
    578,958.86x = 799,007.56 × 364,282.94
  4. Step 4: Simplify right side
    578,958.86x = 291,064,823,039.03
  5. Step 5: Solve for x
    x = 291,064,823,039.03/578,958.86
  6. Step 6: Final answer
    x = 502,738.35

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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.