Home / 948,741.27-1,423,111.82-274,822.80

Finding the Fourth Proportional to 948,741.27, 1,423,111.82 and 274,822.80

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Solution

The fourth proportional to 948,741.27, 1,423,111.82 and 274,822.80 is: 412,234.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,741.27 : 1,423,111.82 = 274,822.80 : x
  2. Step 2: Convert to fraction form
    948,741.27/1,423,111.82 = 274,822.80/x
  3. Step 3: Cross multiply
    948,741.27x = 1,423,111.82 × 274,822.80
  4. Step 4: Simplify right side
    948,741.27x = 391,103,573,711.38
  5. Step 5: Solve for x
    x = 391,103,573,711.38/948,741.27
  6. Step 6: Final answer
    x = 412,234.17

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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.