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Finding the Fourth Proportional to 325,313.95, 448,947.27 and 180,119.72

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Solution

The fourth proportional to 325,313.95, 448,947.27 and 180,119.72 is: 248,572.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,313.95 : 448,947.27 = 180,119.72 : x
  2. Step 2: Convert to fraction form
    325,313.95/448,947.27 = 180,119.72/x
  3. Step 3: Cross multiply
    325,313.95x = 448,947.27 × 180,119.72
  4. Step 4: Simplify right side
    325,313.95x = 80,864,254,657.62
  5. Step 5: Solve for x
    x = 80,864,254,657.62/325,313.95
  6. Step 6: Final answer
    x = 248,572.97

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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.