Home / 692,977.12-1,039,502.64-219,699.52

Finding the Fourth Proportional to 692,977.12, 1,039,502.64 and 219,699.52

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Solution

The fourth proportional to 692,977.12, 1,039,502.64 and 219,699.52 is: 329,561.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,977.12 : 1,039,502.64 = 219,699.52 : x
  2. Step 2: Convert to fraction form
    692,977.12/1,039,502.64 = 219,699.52/x
  3. Step 3: Cross multiply
    692,977.12x = 1,039,502.64 × 219,699.52
  4. Step 4: Simplify right side
    692,977.12x = 228,378,231,046.73
  5. Step 5: Solve for x
    x = 228,378,231,046.73/692,977.12
  6. Step 6: Final answer
    x = 329,561.00

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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.