Home / 578,975.22-867,179.63-444,868.34

Finding the Fourth Proportional to 578,975.22, 867,179.63 and 444,868.34

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Solution

The fourth proportional to 578,975.22, 867,179.63 and 444,868.34 is: 666,316.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,975.22 : 867,179.63 = 444,868.34 : x
  2. Step 2: Convert to fraction form
    578,975.22/867,179.63 = 444,868.34/x
  3. Step 3: Cross multiply
    578,975.22x = 867,179.63 × 444,868.34
  4. Step 4: Simplify right side
    578,975.22x = 385,780,762,479.91
  5. Step 5: Solve for x
    x = 385,780,762,479.91/578,975.22
  6. Step 6: Final answer
    x = 666,316.54

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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.