Home / 859,534.64-1,289,861.44-327,060.08

Finding the Fourth Proportional to 859,534.64, 1,289,861.44 and 327,060.08

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Solution

The fourth proportional to 859,534.64, 1,289,861.44 and 327,060.08 is: 490,803.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,534.64 : 1,289,861.44 = 327,060.08 : x
  2. Step 2: Convert to fraction form
    859,534.64/1,289,861.44 = 327,060.08/x
  3. Step 3: Cross multiply
    859,534.64x = 1,289,861.44 × 327,060.08
  4. Step 4: Simplify right side
    859,534.64x = 421,862,185,755.32
  5. Step 5: Solve for x
    x = 421,862,185,755.32/859,534.64
  6. Step 6: Final answer
    x = 490,803.01

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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.