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Finding the Fourth Proportional to 461,608.93, 637,357.77 and 298,362.04

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Solution

The fourth proportional to 461,608.93, 637,357.77 and 298,362.04 is: 411,957.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,608.93 : 637,357.77 = 298,362.04 : x
  2. Step 2: Convert to fraction form
    461,608.93/637,357.77 = 298,362.04/x
  3. Step 3: Cross multiply
    461,608.93x = 637,357.77 × 298,362.04
  4. Step 4: Simplify right side
    461,608.93x = 190,163,364,467.05
  5. Step 5: Solve for x
    x = 190,163,364,467.05/461,608.93
  6. Step 6: Final answer
    x = 411,957.72

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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.