Home / 837,290.44-1,155,491.22-479,663.56

Finding the Fourth Proportional to 837,290.44, 1,155,491.22 and 479,663.56

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Solution

The fourth proportional to 837,290.44, 1,155,491.22 and 479,663.56 is: 661,953.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,290.44 : 1,155,491.22 = 479,663.56 : x
  2. Step 2: Convert to fraction form
    837,290.44/1,155,491.22 = 479,663.56/x
  3. Step 3: Cross multiply
    837,290.44x = 1,155,491.22 × 479,663.56
  4. Step 4: Simplify right side
    837,290.44x = 554,247,032,133.94
  5. Step 5: Solve for x
    x = 554,247,032,133.94/837,290.44
  6. Step 6: Final answer
    x = 661,953.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.