Home / 770,529.09-1,156,022.60-371,054.37

Finding the Fourth Proportional to 770,529.09, 1,156,022.60 and 371,054.37

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Solution

The fourth proportional to 770,529.09, 1,156,022.60 and 371,054.37 is: 556,691.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,529.09 : 1,156,022.60 = 371,054.37 : x
  2. Step 2: Convert to fraction form
    770,529.09/1,156,022.60 = 371,054.37/x
  3. Step 3: Cross multiply
    770,529.09x = 1,156,022.60 × 371,054.37
  4. Step 4: Simplify right side
    770,529.09x = 428,947,235,693.49
  5. Step 5: Solve for x
    x = 428,947,235,693.49/770,529.09
  6. Step 6: Final answer
    x = 556,691.81

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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.