Home / 450,200.26-621,253.18-246,211.48

Finding the Fourth Proportional to 450,200.26, 621,253.18 and 246,211.48

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Solution

The fourth proportional to 450,200.26, 621,253.18 and 246,211.48 is: 339,759.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,200.26 : 621,253.18 = 246,211.48 : x
  2. Step 2: Convert to fraction form
    450,200.26/621,253.18 = 246,211.48/x
  3. Step 3: Cross multiply
    450,200.26x = 621,253.18 × 246,211.48
  4. Step 4: Simplify right side
    450,200.26x = 152,959,664,902.51
  5. Step 5: Solve for x
    x = 152,959,664,902.51/450,200.26
  6. Step 6: Final answer
    x = 339,759.17

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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.