Home / 1,142,259.84-1,713,474.72-343,477.44

Finding the Fourth Proportional to 1,142,259.84, 1,713,474.72 and 343,477.44

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Solution

The fourth proportional to 1,142,259.84, 1,713,474.72 and 343,477.44 is: 515,241.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,259.84 : 1,713,474.72 = 343,477.44 : x
  2. Step 2: Convert to fraction form
    1,142,259.84/1,713,474.72 = 343,477.44/x
  3. Step 3: Cross multiply
    1,142,259.84x = 1,713,474.72 × 343,477.44
  4. Step 4: Simplify right side
    1,142,259.84x = 588,539,910,330.32
  5. Step 5: Solve for x
    x = 588,539,910,330.32/1,142,259.84
  6. Step 6: Final answer
    x = 515,241.71

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1.5x scale

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.