Home / 850,663.18-1,275,994.77-251,577.71

Finding the Fourth Proportional to 850,663.18, 1,275,994.77 and 251,577.71

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Solution

The fourth proportional to 850,663.18, 1,275,994.77 and 251,577.71 is: 377,366.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,663.18 : 1,275,994.77 = 251,577.71 : x
  2. Step 2: Convert to fraction form
    850,663.18/1,275,994.77 = 251,577.71/x
  3. Step 3: Cross multiply
    850,663.18x = 1,275,994.77 × 251,577.71
  4. Step 4: Simplify right side
    850,663.18x = 321,011,840,950.69
  5. Step 5: Solve for x
    x = 321,011,840,950.69/850,663.18
  6. Step 6: Final answer
    x = 377,366.57

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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.