Home / 982,805.01-1,474,636.79-343,567.69

Finding the Fourth Proportional to 982,805.01, 1,474,636.79 and 343,567.69

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Solution

The fourth proportional to 982,805.01, 1,474,636.79 and 343,567.69 is: 515,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,805.01 : 1,474,636.79 = 343,567.69 : x
  2. Step 2: Convert to fraction form
    982,805.01/1,474,636.79 = 343,567.69/x
  3. Step 3: Cross multiply
    982,805.01x = 1,474,636.79 × 343,567.69
  4. Step 4: Simplify right side
    982,805.01x = 506,637,560,996.47
  5. Step 5: Solve for x
    x = 506,637,560,996.47/982,805.01
  6. Step 6: Final answer
    x = 515,501.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.