Home / 887,055.20-1,330,291.20-326,016.80

Finding the Fourth Proportional to 887,055.20, 1,330,291.20 and 326,016.80

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Solution

The fourth proportional to 887,055.20, 1,330,291.20 and 326,016.80 is: 488,918.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,055.20 : 1,330,291.20 = 326,016.80 : x
  2. Step 2: Convert to fraction form
    887,055.20/1,330,291.20 = 326,016.80/x
  3. Step 3: Cross multiply
    887,055.20x = 1,330,291.20 × 326,016.80
  4. Step 4: Simplify right side
    887,055.20x = 433,697,280,092.16
  5. Step 5: Solve for x
    x = 433,697,280,092.16/887,055.20
  6. Step 6: Final answer
    x = 488,918.03

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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.