Home / 874,877.56-1,207,330.92-472,469.56

Finding the Fourth Proportional to 874,877.56, 1,207,330.92 and 472,469.56

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Solution

The fourth proportional to 874,877.56, 1,207,330.92 and 472,469.56 is: 652,007.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,877.56 : 1,207,330.92 = 472,469.56 : x
  2. Step 2: Convert to fraction form
    874,877.56/1,207,330.92 = 472,469.56/x
  3. Step 3: Cross multiply
    874,877.56x = 1,207,330.92 × 472,469.56
  4. Step 4: Simplify right side
    874,877.56x = 570,427,108,546.80
  5. Step 5: Solve for x
    x = 570,427,108,546.80/874,877.56
  6. Step 6: Final answer
    x = 652,007.93

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1.5x scale

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.