Home / 608,738.58-839,901.60-363,623.04

Finding the Fourth Proportional to 608,738.58, 839,901.60 and 363,623.04

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Solution

The fourth proportional to 608,738.58, 839,901.60 and 363,623.04 is: 501,705.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,738.58 : 839,901.60 = 363,623.04 : x
  2. Step 2: Convert to fraction form
    608,738.58/839,901.60 = 363,623.04/x
  3. Step 3: Cross multiply
    608,738.58x = 839,901.60 × 363,623.04
  4. Step 4: Simplify right side
    608,738.58x = 305,407,573,092.86
  5. Step 5: Solve for x
    x = 305,407,573,092.86/608,738.58
  6. Step 6: Final answer
    x = 501,705.63

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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.