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Finding the Fourth Proportional to 561,794.00, 775,275.74 and 303,670.10

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Solution

The fourth proportional to 561,794.00, 775,275.74 and 303,670.10 is: 419,064.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,794.00 : 775,275.74 = 303,670.10 : x
  2. Step 2: Convert to fraction form
    561,794.00/775,275.74 = 303,670.10/x
  3. Step 3: Cross multiply
    561,794.00x = 775,275.74 × 303,670.10
  4. Step 4: Simplify right side
    561,794.00x = 235,428,060,314.36
  5. Step 5: Solve for x
    x = 235,428,060,314.36/561,794.00
  6. Step 6: Final answer
    x = 419,064.75

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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.