Home / 1,028,464.60-1,543,571.70-460,719.40

Finding the Fourth Proportional to 1,028,464.60, 1,543,571.70 and 460,719.40

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Solution

The fourth proportional to 1,028,464.60, 1,543,571.70 and 460,719.40 is: 691,470.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,464.60 : 1,543,571.70 = 460,719.40 : x
  2. Step 2: Convert to fraction form
    1,028,464.60/1,543,571.70 = 460,719.40/x
  3. Step 3: Cross multiply
    1,028,464.60x = 1,543,571.70 × 460,719.40
  4. Step 4: Simplify right side
    1,028,464.60x = 711,153,427,480.98
  5. Step 5: Solve for x
    x = 711,153,427,480.98/1,028,464.60
  6. Step 6: Final answer
    x = 691,470.98

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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.