Home / 874,641.26-1,312,146-495,743.54

Finding the Fourth Proportional to 874,641.26, 1,312,146 and 495,743.54

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Solution

The fourth proportional to 874,641.26, 1,312,146 and 495,743.54 is: 743,719.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,641.26 : 1,312,146 = 495,743.54 : x
  2. Step 2: Convert to fraction form
    874,641.26/1,312,146 = 495,743.54/x
  3. Step 3: Cross multiply
    874,641.26x = 1,312,146 × 495,743.54
  4. Step 4: Simplify right side
    874,641.26x = 650,487,903,036.84
  5. Step 5: Solve for x
    x = 650,487,903,036.84/874,641.26
  6. Step 6: Final answer
    x = 743,719.66

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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.