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Finding the Fourth Proportional to 426,910.86, 588,875.94 and 273,897

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Solution

The fourth proportional to 426,910.86, 588,875.94 and 273,897 is: 377,810.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,910.86 : 588,875.94 = 273,897 : x
  2. Step 2: Convert to fraction form
    426,910.86/588,875.94 = 273,897/x
  3. Step 3: Cross multiply
    426,910.86x = 588,875.94 × 273,897
  4. Step 4: Simplify right side
    426,910.86x = 161,291,353,338.18
  5. Step 5: Solve for x
    x = 161,291,353,338.18/426,910.86
  6. Step 6: Final answer
    x = 377,810.38

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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.