Home / 807,120.93-1,210,261.01-301,265.94

Finding the Fourth Proportional to 807,120.93, 1,210,261.01 and 301,265.94

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Solution

The fourth proportional to 807,120.93, 1,210,261.01 and 301,265.94 is: 451,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,120.93 : 1,210,261.01 = 301,265.94 : x
  2. Step 2: Convert to fraction form
    807,120.93/1,210,261.01 = 301,265.94/x
  3. Step 3: Cross multiply
    807,120.93x = 1,210,261.01 × 301,265.94
  4. Step 4: Simplify right side
    807,120.93x = 364,610,419,316.67
  5. Step 5: Solve for x
    x = 364,610,419,316.67/807,120.93
  6. Step 6: Final answer
    x = 451,742.00

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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.