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Finding the Fourth Proportional to 339,187.68, 468,024.48 and 195,966.72

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Solution

The fourth proportional to 339,187.68, 468,024.48 and 195,966.72 is: 270,402.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,187.68 : 468,024.48 = 195,966.72 : x
  2. Step 2: Convert to fraction form
    339,187.68/468,024.48 = 195,966.72/x
  3. Step 3: Cross multiply
    339,187.68x = 468,024.48 × 195,966.72
  4. Step 4: Simplify right side
    339,187.68x = 91,717,222,225.31
  5. Step 5: Solve for x
    x = 91,717,222,225.31/339,187.68
  6. Step 6: Final answer
    x = 270,402.58

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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.