Home / 807,015.48-1,113,667.90-444,473.07

Finding the Fourth Proportional to 807,015.48, 1,113,667.90 and 444,473.07

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Solution

The fourth proportional to 807,015.48, 1,113,667.90 and 444,473.07 is: 613,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,015.48 : 1,113,667.90 = 444,473.07 : x
  2. Step 2: Convert to fraction form
    807,015.48/1,113,667.90 = 444,473.07/x
  3. Step 3: Cross multiply
    807,015.48x = 1,113,667.90 × 444,473.07
  4. Step 4: Simplify right side
    807,015.48x = 494,995,391,759.45
  5. Step 5: Solve for x
    x = 494,995,391,759.45/807,015.48
  6. Step 6: Final answer
    x = 613,365.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.