Home / 1,147,274.32-1,720,914.72-348,562.48

Finding the Fourth Proportional to 1,147,274.32, 1,720,914.72 and 348,562.48

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Solution

The fourth proportional to 1,147,274.32, 1,720,914.72 and 348,562.48 is: 522,844.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,274.32 : 1,720,914.72 = 348,562.48 : x
  2. Step 2: Convert to fraction form
    1,147,274.32/1,720,914.72 = 348,562.48/x
  3. Step 3: Cross multiply
    1,147,274.32x = 1,720,914.72 × 348,562.48
  4. Step 4: Simplify right side
    1,147,274.32x = 599,846,302,671.71
  5. Step 5: Solve for x
    x = 599,846,302,671.71/1,147,274.32
  6. Step 6: Final answer
    x = 522,844.70

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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.