Home / 804,879.47-1,110,491.45-482,471.93

Finding the Fourth Proportional to 804,879.47, 1,110,491.45 and 482,471.93

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Solution

The fourth proportional to 804,879.47, 1,110,491.45 and 482,471.93 is: 665,666.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,879.47 : 1,110,491.45 = 482,471.93 : x
  2. Step 2: Convert to fraction form
    804,879.47/1,110,491.45 = 482,471.93/x
  3. Step 3: Cross multiply
    804,879.47x = 1,110,491.45 × 482,471.93
  4. Step 4: Simplify right side
    804,879.47x = 535,780,949,056.62
  5. Step 5: Solve for x
    x = 535,780,949,056.62/804,879.47
  6. Step 6: Final answer
    x = 665,666.07

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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.