Home / 824,692.10-1,236,865.35-404,269.70

Finding the Fourth Proportional to 824,692.10, 1,236,865.35 and 404,269.70

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Solution

The fourth proportional to 824,692.10, 1,236,865.35 and 404,269.70 is: 606,319.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,692.10 : 1,236,865.35 = 404,269.70 : x
  2. Step 2: Convert to fraction form
    824,692.10/1,236,865.35 = 404,269.70/x
  3. Step 3: Cross multiply
    824,692.10x = 1,236,865.35 × 404,269.70
  4. Step 4: Simplify right side
    824,692.10x = 500,027,183,984.90
  5. Step 5: Solve for x
    x = 500,027,183,984.90/824,692.10
  6. Step 6: Final answer
    x = 606,319.84

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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.