Home / 852,811.57-1,277,177.98-491,888.29

Finding the Fourth Proportional to 852,811.57, 1,277,177.98 and 491,888.29

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Solution

The fourth proportional to 852,811.57, 1,277,177.98 and 491,888.29 is: 736,656.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,811.57 : 1,277,177.98 = 491,888.29 : x
  2. Step 2: Convert to fraction form
    852,811.57/1,277,177.98 = 491,888.29/x
  3. Step 3: Cross multiply
    852,811.57x = 1,277,177.98 × 491,888.29
  4. Step 4: Simplify right side
    852,811.57x = 628,228,892,607.85
  5. Step 5: Solve for x
    x = 628,228,892,607.85/852,811.57
  6. Step 6: Final answer
    x = 736,656.16

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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.