Home / 456,072.04-684,108.06-276,193.72

Finding the Fourth Proportional to 456,072.04, 684,108.06 and 276,193.72

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Solution

The fourth proportional to 456,072.04, 684,108.06 and 276,193.72 is: 414,290.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,072.04 : 684,108.06 = 276,193.72 : x
  2. Step 2: Convert to fraction form
    456,072.04/684,108.06 = 276,193.72/x
  3. Step 3: Cross multiply
    456,072.04x = 684,108.06 × 276,193.72
  4. Step 4: Simplify right side
    456,072.04x = 188,946,349,973.38
  5. Step 5: Solve for x
    x = 188,946,349,973.38/456,072.04
  6. Step 6: Final answer
    x = 414,290.58

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Similar ratio
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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.