Home / 554,952.98-765,834.68-300,304.17

Finding the Fourth Proportional to 554,952.98, 765,834.68 and 300,304.17

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Solution

The fourth proportional to 554,952.98, 765,834.68 and 300,304.17 is: 414,419.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,952.98 : 765,834.68 = 300,304.17 : x
  2. Step 2: Convert to fraction form
    554,952.98/765,834.68 = 300,304.17/x
  3. Step 3: Cross multiply
    554,952.98x = 765,834.68 × 300,304.17
  4. Step 4: Simplify right side
    554,952.98x = 229,983,346,433.10
  5. Step 5: Solve for x
    x = 229,983,346,433.10/554,952.98
  6. Step 6: Final answer
    x = 414,419.52

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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.