Home / 453,828.42-680,426.88-200,971.58

Finding the Fourth Proportional to 453,828.42, 680,426.88 and 200,971.58

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Solution

The fourth proportional to 453,828.42, 680,426.88 and 200,971.58 is: 301,317.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,828.42 : 680,426.88 = 200,971.58 : x
  2. Step 2: Convert to fraction form
    453,828.42/680,426.88 = 200,971.58/x
  3. Step 3: Cross multiply
    453,828.42x = 680,426.88 × 200,971.58
  4. Step 4: Simplify right side
    453,828.42x = 136,746,465,148.07
  5. Step 5: Solve for x
    x = 136,746,465,148.07/453,828.42
  6. Step 6: Final answer
    x = 301,317.54

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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.