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Finding the Fourth Proportional to 605,692.01, 907,680.80 and 335,938.89

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Solution

The fourth proportional to 605,692.01, 907,680.80 and 335,938.89 is: 503,432.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,692.01 : 907,680.80 = 335,938.89 : x
  2. Step 2: Convert to fraction form
    605,692.01/907,680.80 = 335,938.89/x
  3. Step 3: Cross multiply
    605,692.01x = 907,680.80 × 335,938.89
  4. Step 4: Simplify right side
    605,692.01x = 304,925,284,669.96
  5. Step 5: Solve for x
    x = 304,925,284,669.96/605,692.01
  6. Step 6: Final answer
    x = 503,432.90

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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.