Home / 887,004.60-1,330,506.90-818,575.80

Finding the Fourth Proportional to 887,004.60, 1,330,506.90 and 818,575.80

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Solution

The fourth proportional to 887,004.60, 1,330,506.90 and 818,575.80 is: 1,227,863.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,004.60 : 1,330,506.90 = 818,575.80 : x
  2. Step 2: Convert to fraction form
    887,004.60/1,330,506.90 = 818,575.80/x
  3. Step 3: Cross multiply
    887,004.60x = 1,330,506.90 × 818,575.80
  4. Step 4: Simplify right side
    887,004.60x = 1,089,120,750,073.02
  5. Step 5: Solve for x
    x = 1,089,120,750,073.02/887,004.60
  6. Step 6: Final answer
    x = 1,227,863.70

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1.5x scale

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.