Home / 852,058.40-1,277,601.60-319,596.80

Finding the Fourth Proportional to 852,058.40, 1,277,601.60 and 319,596.80

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Solution

The fourth proportional to 852,058.40, 1,277,601.60 and 319,596.80 is: 479,212.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,058.40 : 1,277,601.60 = 319,596.80 : x
  2. Step 2: Convert to fraction form
    852,058.40/1,277,601.60 = 319,596.80/x
  3. Step 3: Cross multiply
    852,058.40x = 1,277,601.60 × 319,596.80
  4. Step 4: Simplify right side
    852,058.40x = 408,317,383,034.88
  5. Step 5: Solve for x
    x = 408,317,383,034.88/852,058.40
  6. Step 6: Final answer
    x = 479,212.91

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1.5x scale

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.