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Finding the Fourth Proportional to 270,288.40, 373,008.48 and 179,487.76

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Solution

The fourth proportional to 270,288.40, 373,008.48 and 179,487.76 is: 247,700.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,288.40 : 373,008.48 = 179,487.76 : x
  2. Step 2: Convert to fraction form
    270,288.40/373,008.48 = 179,487.76/x
  3. Step 3: Cross multiply
    270,288.40x = 373,008.48 × 179,487.76
  4. Step 4: Simplify right side
    270,288.40x = 66,950,456,536.20
  5. Step 5: Solve for x
    x = 66,950,456,536.20/270,288.40
  6. Step 6: Final answer
    x = 247,700.07

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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.