Home / 749,093.88-1,123,747.44-243,492.30

Finding the Fourth Proportional to 749,093.88, 1,123,747.44 and 243,492.30

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Solution

The fourth proportional to 749,093.88, 1,123,747.44 and 243,492.30 is: 365,273.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,093.88 : 1,123,747.44 = 243,492.30 : x
  2. Step 2: Convert to fraction form
    749,093.88/1,123,747.44 = 243,492.30/x
  3. Step 3: Cross multiply
    749,093.88x = 1,123,747.44 × 243,492.30
  4. Step 4: Simplify right side
    749,093.88x = 273,623,848,784.71
  5. Step 5: Solve for x
    x = 273,623,848,784.71/749,093.88
  6. Step 6: Final answer
    x = 365,273.11

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Double scale
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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.