Home / 842,274.58-1,263,543.06-505,236

Finding the Fourth Proportional to 842,274.58, 1,263,543.06 and 505,236

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Solution

The fourth proportional to 842,274.58, 1,263,543.06 and 505,236 is: 757,932.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,274.58 : 1,263,543.06 = 505,236 : x
  2. Step 2: Convert to fraction form
    842,274.58/1,263,543.06 = 505,236/x
  3. Step 3: Cross multiply
    842,274.58x = 1,263,543.06 × 505,236
  4. Step 4: Simplify right side
    842,274.58x = 638,387,441,462.16
  5. Step 5: Solve for x
    x = 638,387,441,462.16/842,274.58
  6. Step 6: Final answer
    x = 757,932.69

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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.