Home / 1,213,214.96-1,819,663.85-360,269.17

Finding the Fourth Proportional to 1,213,214.96, 1,819,663.85 and 360,269.17

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Solution

The fourth proportional to 1,213,214.96, 1,819,663.85 and 360,269.17 is: 540,356.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,214.96 : 1,819,663.85 = 360,269.17 : x
  2. Step 2: Convert to fraction form
    1,213,214.96/1,819,663.85 = 360,269.17/x
  3. Step 3: Cross multiply
    1,213,214.96x = 1,819,663.85 × 360,269.17
  4. Step 4: Simplify right side
    1,213,214.96x = 655,568,781,270.02
  5. Step 5: Solve for x
    x = 655,568,781,270.02/1,213,214.96
  6. Step 6: Final answer
    x = 540,356.66

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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.