Home / 450,127.36-674,840.40-225,372.07

Finding the Fourth Proportional to 450,127.36, 674,840.40 and 225,372.07

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Solution

The fourth proportional to 450,127.36, 674,840.40 and 225,372.07 is: 337,882.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,127.36 : 674,840.40 = 225,372.07 : x
  2. Step 2: Convert to fraction form
    450,127.36/674,840.40 = 225,372.07/x
  3. Step 3: Cross multiply
    450,127.36x = 674,840.40 × 225,372.07
  4. Step 4: Simplify right side
    450,127.36x = 152,090,177,867.63
  5. Step 5: Solve for x
    x = 152,090,177,867.63/450,127.36
  6. Step 6: Final answer
    x = 337,882.54

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1.5x scale

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.