Home / 910,668.76-1,256,723.22-502,770.94

Finding the Fourth Proportional to 910,668.76, 1,256,723.22 and 502,770.94

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Solution

The fourth proportional to 910,668.76, 1,256,723.22 and 502,770.94 is: 693,824.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,668.76 : 1,256,723.22 = 502,770.94 : x
  2. Step 2: Convert to fraction form
    910,668.76/1,256,723.22 = 502,770.94/x
  3. Step 3: Cross multiply
    910,668.76x = 1,256,723.22 × 502,770.94
  4. Step 4: Simplify right side
    910,668.76x = 631,843,914,639.23
  5. Step 5: Solve for x
    x = 631,843,914,639.23/910,668.76
  6. Step 6: Final answer
    x = 693,824.08

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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.