Home / 1,154,634.20-1,732,236.06-396,486.96

Finding the Fourth Proportional to 1,154,634.20, 1,732,236.06 and 396,486.96

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Solution

The fourth proportional to 1,154,634.20, 1,732,236.06 and 396,486.96 is: 594,828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,634.20 : 1,732,236.06 = 396,486.96 : x
  2. Step 2: Convert to fraction form
    1,154,634.20/1,732,236.06 = 396,486.96/x
  3. Step 3: Cross multiply
    1,154,634.20x = 1,732,236.06 × 396,486.96
  4. Step 4: Simplify right side
    1,154,634.20x = 686,809,009,431.78
  5. Step 5: Solve for x
    x = 686,809,009,431.78/1,154,634.20
  6. Step 6: Final answer
    x = 594,828.22

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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.