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Finding the Fourth Proportional to 508,111.68, 762,462.72 and 227,628.93

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Solution

The fourth proportional to 508,111.68, 762,462.72 and 227,628.93 is: 341,575.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,111.68 : 762,462.72 = 227,628.93 : x
  2. Step 2: Convert to fraction form
    508,111.68/762,462.72 = 227,628.93/x
  3. Step 3: Cross multiply
    508,111.68x = 762,462.72 × 227,628.93
  4. Step 4: Simplify right side
    508,111.68x = 173,558,573,118.49
  5. Step 5: Solve for x
    x = 173,558,573,118.49/508,111.68
  6. Step 6: Final answer
    x = 341,575.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.