Home / 765,269.40-1,147,923-365,952.36

Finding the Fourth Proportional to 765,269.40, 1,147,923 and 365,952.36

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Solution

The fourth proportional to 765,269.40, 1,147,923 and 365,952.36 is: 548,937.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,269.40 : 1,147,923 = 365,952.36 : x
  2. Step 2: Convert to fraction form
    765,269.40/1,147,923 = 365,952.36/x
  3. Step 3: Cross multiply
    765,269.40x = 1,147,923 × 365,952.36
  4. Step 4: Simplify right side
    765,269.40x = 420,085,130,948.28
  5. Step 5: Solve for x
    x = 420,085,130,948.28/765,269.40
  6. Step 6: Final answer
    x = 548,937.58

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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.