Home / 1,185,463.85-1,778,272.31-416,867.30

Finding the Fourth Proportional to 1,185,463.85, 1,778,272.31 and 416,867.30

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Solution

The fourth proportional to 1,185,463.85, 1,778,272.31 and 416,867.30 is: 625,327.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,463.85 : 1,778,272.31 = 416,867.30 : x
  2. Step 2: Convert to fraction form
    1,185,463.85/1,778,272.31 = 416,867.30/x
  3. Step 3: Cross multiply
    1,185,463.85x = 1,778,272.31 × 416,867.30
  4. Step 4: Simplify right side
    1,185,463.85x = 741,303,575,353.79
  5. Step 5: Solve for x
    x = 741,303,575,353.79/1,185,463.85
  6. Step 6: Final answer
    x = 625,327.87

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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.