Home / 1,382,315.40-2,073,325.70-483,774.30

Finding the Fourth Proportional to 1,382,315.40, 2,073,325.70 and 483,774.30

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Solution

The fourth proportional to 1,382,315.40, 2,073,325.70 and 483,774.30 is: 725,609.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,315.40 : 2,073,325.70 = 483,774.30 : x
  2. Step 2: Convert to fraction form
    1,382,315.40/2,073,325.70 = 483,774.30/x
  3. Step 3: Cross multiply
    1,382,315.40x = 2,073,325.70 × 483,774.30
  4. Step 4: Simplify right side
    1,382,315.40x = 1,003,021,689,189.51
  5. Step 5: Solve for x
    x = 1,003,021,689,189.51/1,382,315.40
  6. Step 6: Final answer
    x = 725,609.86

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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.