Home / 602,196.69-831,042.09-330,262.22

Finding the Fourth Proportional to 602,196.69, 831,042.09 and 330,262.22

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Solution

The fourth proportional to 602,196.69, 831,042.09 and 330,262.22 is: 455,767.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,196.69 : 831,042.09 = 330,262.22 : x
  2. Step 2: Convert to fraction form
    602,196.69/831,042.09 = 330,262.22/x
  3. Step 3: Cross multiply
    602,196.69x = 831,042.09 × 330,262.22
  4. Step 4: Simplify right side
    602,196.69x = 274,461,805,556.84
  5. Step 5: Solve for x
    x = 274,461,805,556.84/602,196.69
  6. Step 6: Final answer
    x = 455,767.71

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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.