Home / 719,953.59-1,080,091.43-270,678.35

Finding the Fourth Proportional to 719,953.59, 1,080,091.43 and 270,678.35

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Solution

The fourth proportional to 719,953.59, 1,080,091.43 and 270,678.35 is: 406,078.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,953.59 : 1,080,091.43 = 270,678.35 : x
  2. Step 2: Convert to fraction form
    719,953.59/1,080,091.43 = 270,678.35/x
  3. Step 3: Cross multiply
    719,953.59x = 1,080,091.43 × 270,678.35
  4. Step 4: Simplify right side
    719,953.59x = 292,357,366,121.54
  5. Step 5: Solve for x
    x = 292,357,366,121.54/719,953.59
  6. Step 6: Final answer
    x = 406,078.07

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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.