Home / 1,382,287.40-2,073,283.70-483,746.30

Finding the Fourth Proportional to 1,382,287.40, 2,073,283.70 and 483,746.30

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Solution

The fourth proportional to 1,382,287.40, 2,073,283.70 and 483,746.30 is: 725,567.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,287.40 : 2,073,283.70 = 483,746.30 : x
  2. Step 2: Convert to fraction form
    1,382,287.40/2,073,283.70 = 483,746.30/x
  3. Step 3: Cross multiply
    1,382,287.40x = 2,073,283.70 × 483,746.30
  4. Step 4: Simplify right side
    1,382,287.40x = 1,002,943,318,725.31
  5. Step 5: Solve for x
    x = 1,002,943,318,725.31/1,382,287.40
  6. Step 6: Final answer
    x = 725,567.87

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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.