Home / 887,260.90-1,330,891.35-677,308.90

Finding the Fourth Proportional to 887,260.90, 1,330,891.35 and 677,308.90

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Solution

The fourth proportional to 887,260.90, 1,330,891.35 and 677,308.90 is: 1,015,963.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,260.90 : 1,330,891.35 = 677,308.90 : x
  2. Step 2: Convert to fraction form
    887,260.90/1,330,891.35 = 677,308.90/x
  3. Step 3: Cross multiply
    887,260.90x = 1,330,891.35 × 677,308.90
  4. Step 4: Simplify right side
    887,260.90x = 901,424,556,288.02
  5. Step 5: Solve for x
    x = 901,424,556,288.02/887,260.90
  6. Step 6: Final answer
    x = 1,015,963.35

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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.