Home / 744,318.81-1,027,327.62-454,028.73

Finding the Fourth Proportional to 744,318.81, 1,027,327.62 and 454,028.73

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Solution

The fourth proportional to 744,318.81, 1,027,327.62 and 454,028.73 is: 626,661.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,318.81 : 1,027,327.62 = 454,028.73 : x
  2. Step 2: Convert to fraction form
    744,318.81/1,027,327.62 = 454,028.73/x
  3. Step 3: Cross multiply
    744,318.81x = 1,027,327.62 × 454,028.73
  4. Step 4: Simplify right side
    744,318.81x = 466,436,254,602.52
  5. Step 5: Solve for x
    x = 466,436,254,602.52/744,318.81
  6. Step 6: Final answer
    x = 626,661.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.