Home / 1,167,404.80-1,750,891.20-325,782.40

Finding the Fourth Proportional to 1,167,404.80, 1,750,891.20 and 325,782.40

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Solution

The fourth proportional to 1,167,404.80, 1,750,891.20 and 325,782.40 is: 488,613.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,404.80 : 1,750,891.20 = 325,782.40 : x
  2. Step 2: Convert to fraction form
    1,167,404.80/1,750,891.20 = 325,782.40/x
  3. Step 3: Cross multiply
    1,167,404.80x = 1,750,891.20 × 325,782.40
  4. Step 4: Simplify right side
    1,167,404.80x = 570,409,537,274.88
  5. Step 5: Solve for x
    x = 570,409,537,274.88/1,167,404.80
  6. Step 6: Final answer
    x = 488,613.32

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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.