Home / 1,228,623.52-1,842,964.44-330,066.40

Finding the Fourth Proportional to 1,228,623.52, 1,842,964.44 and 330,066.40

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Solution

The fourth proportional to 1,228,623.52, 1,842,964.44 and 330,066.40 is: 495,107.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,623.52 : 1,842,964.44 = 330,066.40 : x
  2. Step 2: Convert to fraction form
    1,228,623.52/1,842,964.44 = 330,066.40/x
  3. Step 3: Cross multiply
    1,228,623.52x = 1,842,964.44 × 330,066.40
  4. Step 4: Simplify right side
    1,228,623.52x = 608,300,638,038.82
  5. Step 5: Solve for x
    x = 608,300,638,038.82/1,228,623.52
  6. Step 6: Final answer
    x = 495,107.43

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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.