Home / 787,627.41-1,086,602.22-584,178.90

Finding the Fourth Proportional to 787,627.41, 1,086,602.22 and 584,178.90

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Solution

The fourth proportional to 787,627.41, 1,086,602.22 and 584,178.90 is: 805,926.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,627.41 : 1,086,602.22 = 584,178.90 : x
  2. Step 2: Convert to fraction form
    787,627.41/1,086,602.22 = 584,178.90/x
  3. Step 3: Cross multiply
    787,627.41x = 1,086,602.22 × 584,178.90
  4. Step 4: Simplify right side
    787,627.41x = 634,770,089,617.16
  5. Step 5: Solve for x
    x = 634,770,089,617.16/787,627.41
  6. Step 6: Final answer
    x = 805,926.87

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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.