Home / 788,207.42-1,177,992.25-575,423.43

Finding the Fourth Proportional to 788,207.42, 1,177,992.25 and 575,423.43

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Solution

The fourth proportional to 788,207.42, 1,177,992.25 and 575,423.43 is: 859,982.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,207.42 : 1,177,992.25 = 575,423.43 : x
  2. Step 2: Convert to fraction form
    788,207.42/1,177,992.25 = 575,423.43/x
  3. Step 3: Cross multiply
    788,207.42x = 1,177,992.25 × 575,423.43
  4. Step 4: Simplify right side
    788,207.42x = 677,844,335,152.39
  5. Step 5: Solve for x
    x = 677,844,335,152.39/788,207.42
  6. Step 6: Final answer
    x = 859,982.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.