Home / 868,486.52-1,301,531.64-626,673.65

Finding the Fourth Proportional to 868,486.52, 1,301,531.64 and 626,673.65

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Solution

The fourth proportional to 868,486.52, 1,301,531.64 and 626,673.65 is: 939,145.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,486.52 : 1,301,531.64 = 626,673.65 : x
  2. Step 2: Convert to fraction form
    868,486.52/1,301,531.64 = 626,673.65/x
  3. Step 3: Cross multiply
    868,486.52x = 1,301,531.64 × 626,673.65
  4. Step 4: Simplify right side
    868,486.52x = 815,635,585,227.09
  5. Step 5: Solve for x
    x = 815,635,585,227.09/868,486.52
  6. Step 6: Final answer
    x = 939,145.94

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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.