Home / 673,788.20-1,010,682.30-274,223.30

Finding the Fourth Proportional to 673,788.20, 1,010,682.30 and 274,223.30

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Solution

The fourth proportional to 673,788.20, 1,010,682.30 and 274,223.30 is: 411,334.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,788.20 : 1,010,682.30 = 274,223.30 : x
  2. Step 2: Convert to fraction form
    673,788.20/1,010,682.30 = 274,223.30/x
  3. Step 3: Cross multiply
    673,788.20x = 1,010,682.30 × 274,223.30
  4. Step 4: Simplify right side
    673,788.20x = 277,152,635,557.59
  5. Step 5: Solve for x
    x = 277,152,635,557.59/673,788.20
  6. Step 6: Final answer
    x = 411,334.95

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Half scale
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Double scale
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Similar ratio
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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.