Home / 803,414.04-1,205,703.58-298,047.09

Finding the Fourth Proportional to 803,414.04, 1,205,703.58 and 298,047.09

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Solution

The fourth proportional to 803,414.04, 1,205,703.58 and 298,047.09 is: 447,286.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,414.04 : 1,205,703.58 = 298,047.09 : x
  2. Step 2: Convert to fraction form
    803,414.04/1,205,703.58 = 298,047.09/x
  3. Step 3: Cross multiply
    803,414.04x = 1,205,703.58 × 298,047.09
  4. Step 4: Simplify right side
    803,414.04x = 359,356,447,756.69
  5. Step 5: Solve for x
    x = 359,356,447,756.69/803,414.04
  6. Step 6: Final answer
    x = 447,286.74

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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.