Home / 794,775.42-1,096,818.86-455,309.28

Finding the Fourth Proportional to 794,775.42, 1,096,818.86 and 455,309.28

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Solution

The fourth proportional to 794,775.42, 1,096,818.86 and 455,309.28 is: 628,343.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,775.42 : 1,096,818.86 = 455,309.28 : x
  2. Step 2: Convert to fraction form
    794,775.42/1,096,818.86 = 455,309.28/x
  3. Step 3: Cross multiply
    794,775.42x = 1,096,818.86 × 455,309.28
  4. Step 4: Simplify right side
    794,775.42x = 499,391,806,575.29
  5. Step 5: Solve for x
    x = 499,391,806,575.29/794,775.42
  6. Step 6: Final answer
    x = 628,343.30

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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.