Home / 764,561.10-1,146,084.10-359,027.34

Finding the Fourth Proportional to 764,561.10, 1,146,084.10 and 359,027.34

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Solution

The fourth proportional to 764,561.10, 1,146,084.10 and 359,027.34 is: 538,185.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,561.10 : 1,146,084.10 = 359,027.34 : x
  2. Step 2: Convert to fraction form
    764,561.10/1,146,084.10 = 359,027.34/x
  3. Step 3: Cross multiply
    764,561.10x = 1,146,084.10 × 359,027.34
  4. Step 4: Simplify right side
    764,561.10x = 411,475,525,839.29
  5. Step 5: Solve for x
    x = 411,475,525,839.29/764,561.10
  6. Step 6: Final answer
    x = 538,185.27

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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.