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Finding the Fourth Proportional to 598,089.42, 825,343.83 and 326,149.74

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Solution

The fourth proportional to 598,089.42, 825,343.83 and 326,149.74 is: 450,075.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,089.42 : 825,343.83 = 326,149.74 : x
  2. Step 2: Convert to fraction form
    598,089.42/825,343.83 = 326,149.74/x
  3. Step 3: Cross multiply
    598,089.42x = 825,343.83 × 326,149.74
  4. Step 4: Simplify right side
    598,089.42x = 269,185,675,565.10
  5. Step 5: Solve for x
    x = 269,185,675,565.10/598,089.42
  6. Step 6: Final answer
    x = 450,075.97

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1.5x scale

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.