Home / 751,631.82-1,037,299.95-496,535.82

Finding the Fourth Proportional to 751,631.82, 1,037,299.95 and 496,535.82

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Solution

The fourth proportional to 751,631.82, 1,037,299.95 and 496,535.82 is: 685,251.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,631.82 : 1,037,299.95 = 496,535.82 : x
  2. Step 2: Convert to fraction form
    751,631.82/1,037,299.95 = 496,535.82/x
  3. Step 3: Cross multiply
    751,631.82x = 1,037,299.95 × 496,535.82
  4. Step 4: Simplify right side
    751,631.82x = 515,056,581,259.21
  5. Step 5: Solve for x
    x = 515,056,581,259.21/751,631.82
  6. Step 6: Final answer
    x = 685,251.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.