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Finding the Fourth Proportional to 850,673.43, 1,276,197 and 251,587.89

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Solution

The fourth proportional to 850,673.43, 1,276,197 and 251,587.89 is: 377,437.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,673.43 : 1,276,197 = 251,587.89 : x
  2. Step 2: Convert to fraction form
    850,673.43/1,276,197 = 251,587.89/x
  3. Step 3: Cross multiply
    850,673.43x = 1,276,197 × 251,587.89
  4. Step 4: Simplify right side
    850,673.43x = 321,075,710,454.33
  5. Step 5: Solve for x
    x = 321,075,710,454.33/850,673.43
  6. Step 6: Final answer
    x = 377,437.10

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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.