Home / 1,129,366.97-1,693,801.34-330,710.79

Finding the Fourth Proportional to 1,129,366.97, 1,693,801.34 and 330,710.79

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Solution

The fourth proportional to 1,129,366.97, 1,693,801.34 and 330,710.79 is: 495,993.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,366.97 : 1,693,801.34 = 330,710.79 : x
  2. Step 2: Convert to fraction form
    1,129,366.97/1,693,801.34 = 330,710.79/x
  3. Step 3: Cross multiply
    1,129,366.97x = 1,693,801.34 × 330,710.79
  4. Step 4: Simplify right side
    1,129,366.97x = 560,158,385,513.34
  5. Step 5: Solve for x
    x = 560,158,385,513.34/1,129,366.97
  6. Step 6: Final answer
    x = 495,993.24

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1.5x scale

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.