Home / 762,304.68-1,051,954.02-422,804.52

Finding the Fourth Proportional to 762,304.68, 1,051,954.02 and 422,804.52

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Solution

The fourth proportional to 762,304.68, 1,051,954.02 and 422,804.52 is: 583,455.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,304.68 : 1,051,954.02 = 422,804.52 : x
  2. Step 2: Convert to fraction form
    762,304.68/1,051,954.02 = 422,804.52/x
  3. Step 3: Cross multiply
    762,304.68x = 1,051,954.02 × 422,804.52
  4. Step 4: Simplify right side
    762,304.68x = 444,770,914,488.17
  5. Step 5: Solve for x
    x = 444,770,914,488.17/762,304.68
  6. Step 6: Final answer
    x = 583,455.57

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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.