Home / 727,943.32-1,092,692.58-413,015.32

Finding the Fourth Proportional to 727,943.32, 1,092,692.58 and 413,015.32

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Solution

The fourth proportional to 727,943.32, 1,092,692.58 and 413,015.32 is: 619,964.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,943.32 : 1,092,692.58 = 413,015.32 : x
  2. Step 2: Convert to fraction form
    727,943.32/1,092,692.58 = 413,015.32/x
  3. Step 3: Cross multiply
    727,943.32x = 1,092,692.58 × 413,015.32
  4. Step 4: Simplify right side
    727,943.32x = 451,298,775,590.33
  5. Step 5: Solve for x
    x = 451,298,775,590.33/727,943.32
  6. Step 6: Final answer
    x = 619,964.17

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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.