Home / 724,153.24-1,085,806.36-218,562.58

Finding the Fourth Proportional to 724,153.24, 1,085,806.36 and 218,562.58

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Solution

The fourth proportional to 724,153.24, 1,085,806.36 and 218,562.58 is: 327,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,153.24 : 1,085,806.36 = 218,562.58 : x
  2. Step 2: Convert to fraction form
    724,153.24/1,085,806.36 = 218,562.58/x
  3. Step 3: Cross multiply
    724,153.24x = 1,085,806.36 × 218,562.58
  4. Step 4: Simplify right side
    724,153.24x = 237,316,639,422.01
  5. Step 5: Solve for x
    x = 237,316,639,422.01/724,153.24
  6. Step 6: Final answer
    x = 327,716.05

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1.5x scale

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.