Home / 1,184,620.32-1,776,929.10-385,900.58

Finding the Fourth Proportional to 1,184,620.32, 1,776,929.10 and 385,900.58

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Solution

The fourth proportional to 1,184,620.32, 1,776,929.10 and 385,900.58 is: 578,850.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,620.32 : 1,776,929.10 = 385,900.58 : x
  2. Step 2: Convert to fraction form
    1,184,620.32/1,776,929.10 = 385,900.58/x
  3. Step 3: Cross multiply
    1,184,620.32x = 1,776,929.10 × 385,900.58
  4. Step 4: Simplify right side
    1,184,620.32x = 685,717,970,308.88
  5. Step 5: Solve for x
    x = 685,717,970,308.88/1,184,620.32
  6. Step 6: Final answer
    x = 578,850.42

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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.