Home / 887,660.60-1,330,834.80-488,751.80

Finding the Fourth Proportional to 887,660.60, 1,330,834.80 and 488,751.80

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Solution

The fourth proportional to 887,660.60, 1,330,834.80 and 488,751.80 is: 732,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,660.60 : 1,330,834.80 = 488,751.80 : x
  2. Step 2: Convert to fraction form
    887,660.60/1,330,834.80 = 488,751.80/x
  3. Step 3: Cross multiply
    887,660.60x = 1,330,834.80 × 488,751.80
  4. Step 4: Simplify right side
    887,660.60x = 650,447,904,002.64
  5. Step 5: Solve for x
    x = 650,447,904,002.64/887,660.60
  6. Step 6: Final answer
    x = 732,766.45

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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.