Home / 1,255,854.96-1,883,847.60-414,472.32

Finding the Fourth Proportional to 1,255,854.96, 1,883,847.60 and 414,472.32

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Solution

The fourth proportional to 1,255,854.96, 1,883,847.60 and 414,472.32 is: 621,729.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,854.96 : 1,883,847.60 = 414,472.32 : x
  2. Step 2: Convert to fraction form
    1,255,854.96/1,883,847.60 = 414,472.32/x
  3. Step 3: Cross multiply
    1,255,854.96x = 1,883,847.60 × 414,472.32
  4. Step 4: Simplify right side
    1,255,854.96x = 780,802,685,298.43
  5. Step 5: Solve for x
    x = 780,802,685,298.43/1,255,854.96
  6. Step 6: Final answer
    x = 621,729.98

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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.