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Finding the Fourth Proportional to 406,004.73, 607,793.72 and 245,595.26

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Solution

The fourth proportional to 406,004.73, 607,793.72 and 245,595.26 is: 367,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,004.73 : 607,793.72 = 245,595.26 : x
  2. Step 2: Convert to fraction form
    406,004.73/607,793.72 = 245,595.26/x
  3. Step 3: Cross multiply
    406,004.73x = 607,793.72 × 245,595.26
  4. Step 4: Simplify right side
    406,004.73x = 149,271,252,422.82
  5. Step 5: Solve for x
    x = 149,271,252,422.82/406,004.73
  6. Step 6: Final answer
    x = 367,658.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.