Home / 467,886.65-645,849.03-276,899.58

Finding the Fourth Proportional to 467,886.65, 645,849.03 and 276,899.58

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Solution

The fourth proportional to 467,886.65, 645,849.03 and 276,899.58 is: 382,219.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,886.65 : 645,849.03 = 276,899.58 : x
  2. Step 2: Convert to fraction form
    467,886.65/645,849.03 = 276,899.58/x
  3. Step 3: Cross multiply
    467,886.65x = 645,849.03 × 276,899.58
  4. Step 4: Simplify right side
    467,886.65x = 178,835,325,150.41
  5. Step 5: Solve for x
    x = 178,835,325,150.41/467,886.65
  6. Step 6: Final answer
    x = 382,219.34

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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.