Home / 356,724.76-492,276.54-195,579.46

Finding the Fourth Proportional to 356,724.76, 492,276.54 and 195,579.46

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Solution

The fourth proportional to 356,724.76, 492,276.54 and 195,579.46 is: 269,897.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,724.76 : 492,276.54 = 195,579.46 : x
  2. Step 2: Convert to fraction form
    356,724.76/492,276.54 = 195,579.46/x
  3. Step 3: Cross multiply
    356,724.76x = 492,276.54 × 195,579.46
  4. Step 4: Simplify right side
    356,724.76x = 96,279,180,112.50
  5. Step 5: Solve for x
    x = 96,279,180,112.50/356,724.76
  6. Step 6: Final answer
    x = 269,897.67

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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.