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Finding the Fourth Proportional to 895,662.67, 1,344,047.67 and 363,188.32

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Solution

The fourth proportional to 895,662.67, 1,344,047.67 and 363,188.32 is: 545,006.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,662.67 : 1,344,047.67 = 363,188.32 : x
  2. Step 2: Convert to fraction form
    895,662.67/1,344,047.67 = 363,188.32/x
  3. Step 3: Cross multiply
    895,662.67x = 1,344,047.67 × 363,188.32
  4. Step 4: Simplify right side
    895,662.67x = 488,142,415,267.21
  5. Step 5: Solve for x
    x = 488,142,415,267.21/895,662.67
  6. Step 6: Final answer
    x = 545,006.99

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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.