Home / 867,013.54-1,300,754.06-361,406.48

Finding the Fourth Proportional to 867,013.54, 1,300,754.06 and 361,406.48

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Solution

The fourth proportional to 867,013.54, 1,300,754.06 and 361,406.48 is: 542,207.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,013.54 : 1,300,754.06 = 361,406.48 : x
  2. Step 2: Convert to fraction form
    867,013.54/1,300,754.06 = 361,406.48/x
  3. Step 3: Cross multiply
    867,013.54x = 1,300,754.06 × 361,406.48
  4. Step 4: Simplify right side
    867,013.54x = 470,100,946,170.31
  5. Step 5: Solve for x
    x = 470,100,946,170.31/867,013.54
  6. Step 6: Final answer
    x = 542,207.16

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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.