Home / 970,773.12-1,456,815.84-339,692.40

Finding the Fourth Proportional to 970,773.12, 1,456,815.84 and 339,692.40

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Solution

The fourth proportional to 970,773.12, 1,456,815.84 and 339,692.40 is: 509,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,773.12 : 1,456,815.84 = 339,692.40 : x
  2. Step 2: Convert to fraction form
    970,773.12/1,456,815.84 = 339,692.40/x
  3. Step 3: Cross multiply
    970,773.12x = 1,456,815.84 × 339,692.40
  4. Step 4: Simplify right side
    970,773.12x = 494,869,269,047.62
  5. Step 5: Solve for x
    x = 494,869,269,047.62/970,773.12
  6. Step 6: Final answer
    x = 509,768.20

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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.