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Finding the Fourth Proportional to 461,998.11, 637,550.66 and 258,051.93

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Solution

The fourth proportional to 461,998.11, 637,550.66 and 258,051.93 is: 356,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,998.11 : 637,550.66 = 258,051.93 : x
  2. Step 2: Convert to fraction form
    461,998.11/637,550.66 = 258,051.93/x
  3. Step 3: Cross multiply
    461,998.11x = 637,550.66 × 258,051.93
  4. Step 4: Simplify right side
    461,998.11x = 164,521,176,995.51
  5. Step 5: Solve for x
    x = 164,521,176,995.51/461,998.11
  6. Step 6: Final answer
    x = 356,107.90

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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.