Home / 961,434.31-1,439,710.88-576,941.43

Finding the Fourth Proportional to 961,434.31, 1,439,710.88 and 576,941.43

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Solution

The fourth proportional to 961,434.31, 1,439,710.88 and 576,941.43 is: 863,947.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,434.31 : 1,439,710.88 = 576,941.43 : x
  2. Step 2: Convert to fraction form
    961,434.31/1,439,710.88 = 576,941.43/x
  3. Step 3: Cross multiply
    961,434.31x = 1,439,710.88 × 576,941.43
  4. Step 4: Simplify right side
    961,434.31x = 830,628,853,893.76
  5. Step 5: Solve for x
    x = 830,628,853,893.76/961,434.31
  6. Step 6: Final answer
    x = 863,947.59

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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.