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Finding the Fourth Proportional to 893,375.01, 1,340,312.60 and 361,269.67

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Solution

The fourth proportional to 893,375.01, 1,340,312.60 and 361,269.67 is: 542,005.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,375.01 : 1,340,312.60 = 361,269.67 : x
  2. Step 2: Convert to fraction form
    893,375.01/1,340,312.60 = 361,269.67/x
  3. Step 3: Cross multiply
    893,375.01x = 1,340,312.60 × 361,269.67
  4. Step 4: Simplify right side
    893,375.01x = 484,214,288,892.49
  5. Step 5: Solve for x
    x = 484,214,288,892.49/893,375.01
  6. Step 6: Final answer
    x = 542,005.64

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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.