Home / 1,178,494.28-1,768,190.25-410,077.36

Finding the Fourth Proportional to 1,178,494.28, 1,768,190.25 and 410,077.36

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Solution

The fourth proportional to 1,178,494.28, 1,768,190.25 and 410,077.36 is: 615,272.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,494.28 : 1,768,190.25 = 410,077.36 : x
  2. Step 2: Convert to fraction form
    1,178,494.28/1,768,190.25 = 410,077.36/x
  3. Step 3: Cross multiply
    1,178,494.28x = 1,768,190.25 × 410,077.36
  4. Step 4: Simplify right side
    1,178,494.28x = 725,094,789,697.74
  5. Step 5: Solve for x
    x = 725,094,789,697.74/1,178,494.28
  6. Step 6: Final answer
    x = 615,272.22

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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.