Home / 776,199.72-1,070,701.61-504,448.61

Finding the Fourth Proportional to 776,199.72, 1,070,701.61 and 504,448.61

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Solution

The fourth proportional to 776,199.72, 1,070,701.61 and 504,448.61 is: 695,844.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,199.72 : 1,070,701.61 = 504,448.61 : x
  2. Step 2: Convert to fraction form
    776,199.72/1,070,701.61 = 504,448.61/x
  3. Step 3: Cross multiply
    776,199.72x = 1,070,701.61 × 504,448.61
  4. Step 4: Simplify right side
    776,199.72x = 540,113,936,367.02
  5. Step 5: Solve for x
    x = 540,113,936,367.02/776,199.72
  6. Step 6: Final answer
    x = 695,844.02

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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.