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Finding the Fourth Proportional to 435,794.58, 601,422.21 and 328,174.74

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Solution

The fourth proportional to 435,794.58, 601,422.21 and 328,174.74 is: 452,900.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,794.58 : 601,422.21 = 328,174.74 : x
  2. Step 2: Convert to fraction form
    435,794.58/601,422.21 = 328,174.74/x
  3. Step 3: Cross multiply
    435,794.58x = 601,422.21 × 328,174.74
  4. Step 4: Simplify right side
    435,794.58x = 197,371,577,396.98
  5. Step 5: Solve for x
    x = 197,371,577,396.98/435,794.58
  6. Step 6: Final answer
    x = 452,900.49

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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.