Home / 745,227.51-1,118,006.19-271,911.49

Finding the Fourth Proportional to 745,227.51, 1,118,006.19 and 271,911.49

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Solution

The fourth proportional to 745,227.51, 1,118,006.19 and 271,911.49 is: 407,927.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,227.51 : 1,118,006.19 = 271,911.49 : x
  2. Step 2: Convert to fraction form
    745,227.51/1,118,006.19 = 271,911.49/x
  3. Step 3: Cross multiply
    745,227.51x = 1,118,006.19 × 271,911.49
  4. Step 4: Simplify right side
    745,227.51x = 303,998,728,952.12
  5. Step 5: Solve for x
    x = 303,998,728,952.12/745,227.51
  6. Step 6: Final answer
    x = 407,927.41

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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.