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Finding the Fourth Proportional to 434,215.43, 599,250.54 and 273,208.49

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Solution

The fourth proportional to 434,215.43, 599,250.54 and 273,208.49 is: 377,048.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,215.43 : 599,250.54 = 273,208.49 : x
  2. Step 2: Convert to fraction form
    434,215.43/599,250.54 = 273,208.49/x
  3. Step 3: Cross multiply
    434,215.43x = 599,250.54 × 273,208.49
  4. Step 4: Simplify right side
    434,215.43x = 163,720,330,802.79
  5. Step 5: Solve for x
    x = 163,720,330,802.79/434,215.43
  6. Step 6: Final answer
    x = 377,048.63

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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.