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Finding the Fourth Proportional to 604,435.54, 834,103.69 and 328,784.70

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Solution

The fourth proportional to 604,435.54, 834,103.69 and 328,784.70 is: 453,713.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,435.54 : 834,103.69 = 328,784.70 : x
  2. Step 2: Convert to fraction form
    604,435.54/834,103.69 = 328,784.70/x
  3. Step 3: Cross multiply
    604,435.54x = 834,103.69 × 328,784.70
  4. Step 4: Simplify right side
    604,435.54x = 274,240,527,216.08
  5. Step 5: Solve for x
    x = 274,240,527,216.08/604,435.54
  6. Step 6: Final answer
    x = 453,713.44

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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.