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Finding the Fourth Proportional to 1,063,254, 1,467,290.76 and 579,806.64

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Solution

The fourth proportional to 1,063,254, 1,467,290.76 and 579,806.64 is: 800,133.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,254 : 1,467,290.76 = 579,806.64 : x
  2. Step 2: Convert to fraction form
    1,063,254/1,467,290.76 = 579,806.64/x
  3. Step 3: Cross multiply
    1,063,254x = 1,467,290.76 × 579,806.64
  4. Step 4: Simplify right side
    1,063,254x = 850,744,925,458.65
  5. Step 5: Solve for x
    x = 850,744,925,458.65/1,063,254
  6. Step 6: Final answer
    x = 800,133.29

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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.