Home / 910,180.82-1,256,062.80-502,301.67

Finding the Fourth Proportional to 910,180.82, 1,256,062.80 and 502,301.67

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Solution

The fourth proportional to 910,180.82, 1,256,062.80 and 502,301.67 is: 693,183.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,180.82 : 1,256,062.80 = 502,301.67 : x
  2. Step 2: Convert to fraction form
    910,180.82/1,256,062.80 = 502,301.67/x
  3. Step 3: Cross multiply
    910,180.82x = 1,256,062.80 × 502,301.67
  4. Step 4: Simplify right side
    910,180.82x = 630,922,442,064.88
  5. Step 5: Solve for x
    x = 630,922,442,064.88/910,180.82
  6. Step 6: Final answer
    x = 693,183.63

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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.