Home / 450,401.48-621,548.76-246,450.06

Finding the Fourth Proportional to 450,401.48, 621,548.76 and 246,450.06

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Solution

The fourth proportional to 450,401.48, 621,548.76 and 246,450.06 is: 340,098.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,401.48 : 621,548.76 = 246,450.06 : x
  2. Step 2: Convert to fraction form
    450,401.48/621,548.76 = 246,450.06/x
  3. Step 3: Cross multiply
    450,401.48x = 621,548.76 × 246,450.06
  4. Step 4: Simplify right side
    450,401.48x = 153,180,729,194.93
  5. Step 5: Solve for x
    x = 153,180,729,194.93/450,401.48
  6. Step 6: Final answer
    x = 340,098.19

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1.5x scale

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.