Home / 536,865.68-804,707.98-221,150.36

Finding the Fourth Proportional to 536,865.68, 804,707.98 and 221,150.36

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Solution

The fourth proportional to 536,865.68, 804,707.98 and 221,150.36 is: 331,482.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,865.68 : 804,707.98 = 221,150.36 : x
  2. Step 2: Convert to fraction form
    536,865.68/804,707.98 = 221,150.36/x
  3. Step 3: Cross multiply
    536,865.68x = 804,707.98 × 221,150.36
  4. Step 4: Simplify right side
    536,865.68x = 177,961,459,471.87
  5. Step 5: Solve for x
    x = 177,961,459,471.87/536,865.68
  6. Step 6: Final answer
    x = 331,482.28

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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.