Home / 1,255,857.96-1,883,852.10-414,475.32

Finding the Fourth Proportional to 1,255,857.96, 1,883,852.10 and 414,475.32

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Solution

The fourth proportional to 1,255,857.96, 1,883,852.10 and 414,475.32 is: 621,734.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,857.96 : 1,883,852.10 = 414,475.32 : x
  2. Step 2: Convert to fraction form
    1,255,857.96/1,883,852.10 = 414,475.32/x
  3. Step 3: Cross multiply
    1,255,857.96x = 1,883,852.10 × 414,475.32
  4. Step 4: Simplify right side
    1,255,857.96x = 780,810,201,980.17
  5. Step 5: Solve for x
    x = 780,810,201,980.17/1,255,857.96
  6. Step 6: Final answer
    x = 621,734.48

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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.