Home / 745,250.68-1,117,894.36-271,935.92

Finding the Fourth Proportional to 745,250.68, 1,117,894.36 and 271,935.92

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Solution

The fourth proportional to 745,250.68, 1,117,894.36 and 271,935.92 is: 407,910.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,250.68 : 1,117,894.36 = 271,935.92 : x
  2. Step 2: Convert to fraction form
    745,250.68/1,117,894.36 = 271,935.92/x
  3. Step 3: Cross multiply
    745,250.68x = 1,117,894.36 × 271,935.92
  4. Step 4: Simplify right side
    745,250.68x = 303,995,631,249.41
  5. Step 5: Solve for x
    x = 303,995,631,249.41/745,250.68
  6. Step 6: Final answer
    x = 407,910.57

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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.