Home / 465,525.04-642,222.12-293,338.48

Finding the Fourth Proportional to 465,525.04, 642,222.12 and 293,338.48

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Solution

The fourth proportional to 465,525.04, 642,222.12 and 293,338.48 is: 404,679.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,525.04 : 642,222.12 = 293,338.48 : x
  2. Step 2: Convert to fraction form
    465,525.04/642,222.12 = 293,338.48/x
  3. Step 3: Cross multiply
    465,525.04x = 642,222.12 × 293,338.48
  4. Step 4: Simplify right side
    465,525.04x = 188,388,460,503.18
  5. Step 5: Solve for x
    x = 188,388,460,503.18/465,525.04
  6. Step 6: Final answer
    x = 404,679.54

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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.