Home / 749,453.04-1,034,253.36-409,914

Finding the Fourth Proportional to 749,453.04, 1,034,253.36 and 409,914

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Solution

The fourth proportional to 749,453.04, 1,034,253.36 and 409,914 is: 565,685.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,453.04 : 1,034,253.36 = 409,914 : x
  2. Step 2: Convert to fraction form
    749,453.04/1,034,253.36 = 409,914/x
  3. Step 3: Cross multiply
    749,453.04x = 1,034,253.36 × 409,914
  4. Step 4: Simplify right side
    749,453.04x = 423,954,931,811.04
  5. Step 5: Solve for x
    x = 423,954,931,811.04/749,453.04
  6. Step 6: Final answer
    x = 565,685.79

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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.