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Finding the Fourth Proportional to 432,148.68, 596,198.70 and 270,722.52

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Solution

The fourth proportional to 432,148.68, 596,198.70 and 270,722.52 is: 373,492.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,148.68 : 596,198.70 = 270,722.52 : x
  2. Step 2: Convert to fraction form
    432,148.68/596,198.70 = 270,722.52/x
  3. Step 3: Cross multiply
    432,148.68x = 596,198.70 × 270,722.52
  4. Step 4: Simplify right side
    432,148.68x = 161,404,414,484.72
  5. Step 5: Solve for x
    x = 161,404,414,484.72/432,148.68
  6. Step 6: Final answer
    x = 373,492.79

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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.