Home / 745,087.41-1,117,797.77-271,772.77

Finding the Fourth Proportional to 745,087.41, 1,117,797.77 and 271,772.77

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Solution

The fourth proportional to 745,087.41, 1,117,797.77 and 271,772.77 is: 407,719.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,087.41 : 1,117,797.77 = 271,772.77 : x
  2. Step 2: Convert to fraction form
    745,087.41/1,117,797.77 = 271,772.77/x
  3. Step 3: Cross multiply
    745,087.41x = 1,117,797.77 × 271,772.77
  4. Step 4: Simplify right side
    745,087.41x = 303,786,989,304.87
  5. Step 5: Solve for x
    x = 303,786,989,304.87/745,087.41
  6. Step 6: Final answer
    x = 407,719.94

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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.