Home / 755,501.22-1,132,979.67-249,968.88

Finding the Fourth Proportional to 755,501.22, 1,132,979.67 and 249,968.88

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Solution

The fourth proportional to 755,501.22, 1,132,979.67 and 249,968.88 is: 374,863.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,501.22 : 1,132,979.67 = 249,968.88 : x
  2. Step 2: Convert to fraction form
    755,501.22/1,132,979.67 = 249,968.88/x
  3. Step 3: Cross multiply
    755,501.22x = 1,132,979.67 × 249,968.88
  4. Step 4: Simplify right side
    755,501.22x = 283,209,659,172.67
  5. Step 5: Solve for x
    x = 283,209,659,172.67/755,501.22
  6. Step 6: Final answer
    x = 374,863.27

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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.