Home / 452,284.16-678,435.44-186,010.07

Finding the Fourth Proportional to 452,284.16, 678,435.44 and 186,010.07

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Solution

The fourth proportional to 452,284.16, 678,435.44 and 186,010.07 is: 279,018.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,284.16 : 678,435.44 = 186,010.07 : x
  2. Step 2: Convert to fraction form
    452,284.16/678,435.44 = 186,010.07/x
  3. Step 3: Cross multiply
    452,284.16x = 678,435.44 × 186,010.07
  4. Step 4: Simplify right side
    452,284.16x = 126,195,819,362.65
  5. Step 5: Solve for x
    x = 126,195,819,362.65/452,284.16
  6. Step 6: Final answer
    x = 279,018.88

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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.