Home / 910,664.76-1,256,717.70-502,766.94

Finding the Fourth Proportional to 910,664.76, 1,256,717.70 and 502,766.94

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Solution

The fourth proportional to 910,664.76, 1,256,717.70 and 502,766.94 is: 693,818.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,664.76 : 1,256,717.70 = 502,766.94 : x
  2. Step 2: Convert to fraction form
    910,664.76/1,256,717.70 = 502,766.94/x
  3. Step 3: Cross multiply
    910,664.76x = 1,256,717.70 × 502,766.94
  4. Step 4: Simplify right side
    910,664.76x = 631,836,112,472.84
  5. Step 5: Solve for x
    x = 631,836,112,472.84/910,664.76
  6. Step 6: Final answer
    x = 693,818.56

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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.