Home / 867,029.56-1,300,668.54-268,042.84

Finding the Fourth Proportional to 867,029.56, 1,300,668.54 and 268,042.84

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Solution

The fourth proportional to 867,029.56, 1,300,668.54 and 268,042.84 is: 402,102.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,029.56 : 1,300,668.54 = 268,042.84 : x
  2. Step 2: Convert to fraction form
    867,029.56/1,300,668.54 = 268,042.84/x
  3. Step 3: Cross multiply
    867,029.56x = 1,300,668.54 × 268,042.84
  4. Step 4: Simplify right side
    867,029.56x = 348,634,889,360.25
  5. Step 5: Solve for x
    x = 348,634,889,360.25/867,029.56
  6. Step 6: Final answer
    x = 402,102.66

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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.