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Finding the Fourth Proportional to 425,692.89, 586,845.79 and 334,891.14

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Solution

The fourth proportional to 425,692.89, 586,845.79 and 334,891.14 is: 461,669.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,692.89 : 586,845.79 = 334,891.14 : x
  2. Step 2: Convert to fraction form
    425,692.89/586,845.79 = 334,891.14/x
  3. Step 3: Cross multiply
    425,692.89x = 586,845.79 × 334,891.14
  4. Step 4: Simplify right side
    425,692.89x = 196,529,455,617.30
  5. Step 5: Solve for x
    x = 196,529,455,617.30/425,692.89
  6. Step 6: Final answer
    x = 461,669.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.