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Finding the Fourth Proportional to 604,487.54, 834,176.06 and 328,836.26

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Solution

The fourth proportional to 604,487.54, 834,176.06 and 328,836.26 is: 453,784.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,487.54 : 834,176.06 = 328,836.26 : x
  2. Step 2: Convert to fraction form
    604,487.54/834,176.06 = 328,836.26/x
  3. Step 3: Cross multiply
    604,487.54x = 834,176.06 × 328,836.26
  4. Step 4: Simplify right side
    604,487.54x = 274,307,335,751.94
  5. Step 5: Solve for x
    x = 274,307,335,751.94/604,487.54
  6. Step 6: Final answer
    x = 453,784.93

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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.