Home / 910,663.44-1,256,717.40-502,766.07

Finding the Fourth Proportional to 910,663.44, 1,256,717.40 and 502,766.07

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Solution

The fourth proportional to 910,663.44, 1,256,717.40 and 502,766.07 is: 693,818.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,663.44 : 1,256,717.40 = 502,766.07 : x
  2. Step 2: Convert to fraction form
    910,663.44/1,256,717.40 = 502,766.07/x
  3. Step 3: Cross multiply
    910,663.44x = 1,256,717.40 × 502,766.07
  4. Step 4: Simplify right side
    910,663.44x = 631,834,868,298.62
  5. Step 5: Solve for x
    x = 631,834,868,298.62/910,663.44
  6. Step 6: Final answer
    x = 693,818.20

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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.