Home / 788,258.61-1,087,796.86-425,682.44

Finding the Fourth Proportional to 788,258.61, 1,087,796.86 and 425,682.44

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Solution

The fourth proportional to 788,258.61, 1,087,796.86 and 425,682.44 is: 587,441.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,258.61 : 1,087,796.86 = 425,682.44 : x
  2. Step 2: Convert to fraction form
    788,258.61/1,087,796.86 = 425,682.44/x
  3. Step 3: Cross multiply
    788,258.61x = 1,087,796.86 × 425,682.44
  4. Step 4: Simplify right side
    788,258.61x = 463,056,019,933.85
  5. Step 5: Solve for x
    x = 463,056,019,933.85/788,258.61
  6. Step 6: Final answer
    x = 587,441.75

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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.