Home / 808,953.88-1,213,644.68-276,472.84

Finding the Fourth Proportional to 808,953.88, 1,213,644.68 and 276,472.84

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Solution

The fourth proportional to 808,953.88, 1,213,644.68 and 276,472.84 is: 414,782.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,953.88 : 1,213,644.68 = 276,472.84 : x
  2. Step 2: Convert to fraction form
    808,953.88/1,213,644.68 = 276,472.84/x
  3. Step 3: Cross multiply
    808,953.88x = 1,213,644.68 × 276,472.84
  4. Step 4: Simplify right side
    808,953.88x = 335,539,791,430.49
  5. Step 5: Solve for x
    x = 335,539,791,430.49/808,953.88
  6. Step 6: Final answer
    x = 414,782.35

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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.