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Finding the Fourth Proportional to 413,092.02, 570,087.73 and 258,136.91

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Solution

The fourth proportional to 413,092.02, 570,087.73 and 258,136.91 is: 356,241.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,092.02 : 570,087.73 = 258,136.91 : x
  2. Step 2: Convert to fraction form
    413,092.02/570,087.73 = 258,136.91/x
  3. Step 3: Cross multiply
    413,092.02x = 570,087.73 × 258,136.91
  4. Step 4: Simplify right side
    413,092.02x = 147,160,685,051.11
  5. Step 5: Solve for x
    x = 147,160,685,051.11/413,092.02
  6. Step 6: Final answer
    x = 356,241.90

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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.