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Finding the Fourth Proportional to 598,303.53, 825,674.45 and 326,376

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Solution

The fourth proportional to 598,303.53, 825,674.45 and 326,376 is: 450,407.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,303.53 : 825,674.45 = 326,376 : x
  2. Step 2: Convert to fraction form
    598,303.53/825,674.45 = 326,376/x
  3. Step 3: Cross multiply
    598,303.53x = 825,674.45 × 326,376
  4. Step 4: Simplify right side
    598,303.53x = 269,480,322,661.32
  5. Step 5: Solve for x
    x = 269,480,322,661.32/598,303.53
  6. Step 6: Final answer
    x = 450,407.38

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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.