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Finding the Fourth Proportional to 372,460.92, 514,007.73 and 211,322.76

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Solution

The fourth proportional to 372,460.92, 514,007.73 and 211,322.76 is: 291,632.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,460.92 : 514,007.73 = 211,322.76 : x
  2. Step 2: Convert to fraction form
    372,460.92/514,007.73 = 211,322.76/x
  3. Step 3: Cross multiply
    372,460.92x = 514,007.73 × 211,322.76
  4. Step 4: Simplify right side
    372,460.92x = 108,621,532,164.94
  5. Step 5: Solve for x
    x = 108,621,532,164.94/372,460.92
  6. Step 6: Final answer
    x = 291,632.02

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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.