Home / 295,623.49-407,960.30-159,657.46

Finding the Fourth Proportional to 295,623.49, 407,960.30 and 159,657.46

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Solution

The fourth proportional to 295,623.49, 407,960.30 and 159,657.46 is: 220,327.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,623.49 : 407,960.30 = 159,657.46 : x
  2. Step 2: Convert to fraction form
    295,623.49/407,960.30 = 159,657.46/x
  3. Step 3: Cross multiply
    295,623.49x = 407,960.30 × 159,657.46
  4. Step 4: Simplify right side
    295,623.49x = 65,133,904,480.55
  5. Step 5: Solve for x
    x = 65,133,904,480.55/295,623.49
  6. Step 6: Final answer
    x = 220,327.23

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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.