Home / 745,416.20-1,118,124.30-184,450.70

Finding the Fourth Proportional to 745,416.20, 1,118,124.30 and 184,450.70

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Solution

The fourth proportional to 745,416.20, 1,118,124.30 and 184,450.70 is: 276,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,416.20 : 1,118,124.30 = 184,450.70 : x
  2. Step 2: Convert to fraction form
    745,416.20/1,118,124.30 = 184,450.70/x
  3. Step 3: Cross multiply
    745,416.20x = 1,118,124.30 × 184,450.70
  4. Step 4: Simplify right side
    745,416.20x = 206,238,809,822.01
  5. Step 5: Solve for x
    x = 206,238,809,822.01/745,416.20
  6. Step 6: Final answer
    x = 276,676.05

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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.