Home / 851,934.70-1,175,673.24-464,758.40

Finding the Fourth Proportional to 851,934.70, 1,175,673.24 and 464,758.40

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Solution

The fourth proportional to 851,934.70, 1,175,673.24 and 464,758.40 is: 641,368.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,934.70 : 1,175,673.24 = 464,758.40 : x
  2. Step 2: Convert to fraction form
    851,934.70/1,175,673.24 = 464,758.40/x
  3. Step 3: Cross multiply
    851,934.70x = 1,175,673.24 × 464,758.40
  4. Step 4: Simplify right side
    851,934.70x = 546,404,013,945.22
  5. Step 5: Solve for x
    x = 546,404,013,945.22/851,934.70
  6. Step 6: Final answer
    x = 641,368.42

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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.