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Finding the Fourth Proportional to 569,082.08, 785,265.90 and 339,596.84

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Solution

The fourth proportional to 569,082.08, 785,265.90 and 339,596.84 is: 468,603.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,082.08 : 785,265.90 = 339,596.84 : x
  2. Step 2: Convert to fraction form
    569,082.08/785,265.90 = 339,596.84/x
  3. Step 3: Cross multiply
    569,082.08x = 785,265.90 × 339,596.84
  4. Step 4: Simplify right side
    569,082.08x = 266,673,818,199.76
  5. Step 5: Solve for x
    x = 266,673,818,199.76/569,082.08
  6. Step 6: Final answer
    x = 468,603.44

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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.