Home / 1,142,012.22-1,713,019.59-343,293.71

Finding the Fourth Proportional to 1,142,012.22, 1,713,019.59 and 343,293.71

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Solution

The fourth proportional to 1,142,012.22, 1,713,019.59 and 343,293.71 is: 514,940.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,012.22 : 1,713,019.59 = 343,293.71 : x
  2. Step 2: Convert to fraction form
    1,142,012.22/1,713,019.59 = 343,293.71/x
  3. Step 3: Cross multiply
    1,142,012.22x = 1,713,019.59 × 343,293.71
  4. Step 4: Simplify right side
    1,142,012.22x = 588,068,841,788.68
  5. Step 5: Solve for x
    x = 588,068,841,788.68/1,142,012.22
  6. Step 6: Final answer
    x = 514,940.94

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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.