Home / 1,039,976.20-1,559,964.30-292,022.20

Finding the Fourth Proportional to 1,039,976.20, 1,559,964.30 and 292,022.20

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Solution

The fourth proportional to 1,039,976.20, 1,559,964.30 and 292,022.20 is: 438,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,976.20 : 1,559,964.30 = 292,022.20 : x
  2. Step 2: Convert to fraction form
    1,039,976.20/1,559,964.30 = 292,022.20/x
  3. Step 3: Cross multiply
    1,039,976.20x = 1,559,964.30 × 292,022.20
  4. Step 4: Simplify right side
    1,039,976.20x = 455,544,206,807.46
  5. Step 5: Solve for x
    x = 455,544,206,807.46/1,039,976.20
  6. Step 6: Final answer
    x = 438,033.30

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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.