Home / 827,491.02-1,141,929.79-459,958.52

Finding the Fourth Proportional to 827,491.02, 1,141,929.79 and 459,958.52

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Solution

The fourth proportional to 827,491.02, 1,141,929.79 and 459,958.52 is: 634,738.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,491.02 : 1,141,929.79 = 459,958.52 : x
  2. Step 2: Convert to fraction form
    827,491.02/1,141,929.79 = 459,958.52/x
  3. Step 3: Cross multiply
    827,491.02x = 1,141,929.79 × 459,958.52
  4. Step 4: Simplify right side
    827,491.02x = 525,240,336,152.31
  5. Step 5: Solve for x
    x = 525,240,336,152.31/827,491.02
  6. Step 6: Final answer
    x = 634,738.41

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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.