Home / 804,167.80-1,206,251.70-384,263.80

Finding the Fourth Proportional to 804,167.80, 1,206,251.70 and 384,263.80

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Solution

The fourth proportional to 804,167.80, 1,206,251.70 and 384,263.80 is: 576,395.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,167.80 : 1,206,251.70 = 384,263.80 : x
  2. Step 2: Convert to fraction form
    804,167.80/1,206,251.70 = 384,263.80/x
  3. Step 3: Cross multiply
    804,167.80x = 1,206,251.70 × 384,263.80
  4. Step 4: Simplify right side
    804,167.80x = 463,518,861,998.46
  5. Step 5: Solve for x
    x = 463,518,861,998.46/804,167.80
  6. Step 6: Final answer
    x = 576,395.70

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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.