Home / 803,135.28-1,204,103.84-483,212.24

Finding the Fourth Proportional to 803,135.28, 1,204,103.84 and 483,212.24

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Solution

The fourth proportional to 803,135.28, 1,204,103.84 and 483,212.24 is: 724,457.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,135.28 : 1,204,103.84 = 483,212.24 : x
  2. Step 2: Convert to fraction form
    803,135.28/1,204,103.84 = 483,212.24/x
  3. Step 3: Cross multiply
    803,135.28x = 1,204,103.84 × 483,212.24
  4. Step 4: Simplify right side
    803,135.28x = 581,837,713,719.00
  5. Step 5: Solve for x
    x = 581,837,713,719.00/803,135.28
  6. Step 6: Final answer
    x = 724,457.92

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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.