Home / 756,311.13-1,043,910.90-446,486.13

Finding the Fourth Proportional to 756,311.13, 1,043,910.90 and 446,486.13

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Solution

The fourth proportional to 756,311.13, 1,043,910.90 and 446,486.13 is: 616,269.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,311.13 : 1,043,910.90 = 446,486.13 : x
  2. Step 2: Convert to fraction form
    756,311.13/1,043,910.90 = 446,486.13/x
  3. Step 3: Cross multiply
    756,311.13x = 1,043,910.90 × 446,486.13
  4. Step 4: Simplify right side
    756,311.13x = 466,091,737,805.82
  5. Step 5: Solve for x
    x = 466,091,737,805.82/756,311.13
  6. Step 6: Final answer
    x = 616,269.84

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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.