Home / 738,932.73-1,106,639.64-471,866.01

Finding the Fourth Proportional to 738,932.73, 1,106,639.64 and 471,866.01

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Solution

The fourth proportional to 738,932.73, 1,106,639.64 and 471,866.01 is: 706,675.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,932.73 : 1,106,639.64 = 471,866.01 : x
  2. Step 2: Convert to fraction form
    738,932.73/1,106,639.64 = 471,866.01/x
  3. Step 3: Cross multiply
    738,932.73x = 1,106,639.64 × 471,866.01
  4. Step 4: Simplify right side
    738,932.73x = 522,185,631,434.64
  5. Step 5: Solve for x
    x = 522,185,631,434.64/738,932.73
  6. Step 6: Final answer
    x = 706,675.47

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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.