Home / 808,948.96-1,212,905.04-335,960.80

Finding the Fourth Proportional to 808,948.96, 1,212,905.04 and 335,960.80

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Solution

The fourth proportional to 808,948.96, 1,212,905.04 and 335,960.80 is: 503,725.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,948.96 : 1,212,905.04 = 335,960.80 : x
  2. Step 2: Convert to fraction form
    808,948.96/1,212,905.04 = 335,960.80/x
  3. Step 3: Cross multiply
    808,948.96x = 1,212,905.04 × 335,960.80
  4. Step 4: Simplify right side
    808,948.96x = 407,488,547,562.43
  5. Step 5: Solve for x
    x = 407,488,547,562.43/808,948.96
  6. Step 6: Final answer
    x = 503,725.91

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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.