Home / 1,185,486.72-1,778,167.36-332,617.76

Finding the Fourth Proportional to 1,185,486.72, 1,778,167.36 and 332,617.76

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Solution

The fourth proportional to 1,185,486.72, 1,778,167.36 and 332,617.76 is: 498,909.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,486.72 : 1,778,167.36 = 332,617.76 : x
  2. Step 2: Convert to fraction form
    1,185,486.72/1,778,167.36 = 332,617.76/x
  3. Step 3: Cross multiply
    1,185,486.72x = 1,778,167.36 × 332,617.76
  4. Step 4: Simplify right side
    1,185,486.72x = 591,450,044,188.31
  5. Step 5: Solve for x
    x = 591,450,044,188.31/1,185,486.72
  6. Step 6: Final answer
    x = 498,909.04

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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.