Home / 756,991.81-1,044,613.56-434,474.92

Finding the Fourth Proportional to 756,991.81, 1,044,613.56 and 434,474.92

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Solution

The fourth proportional to 756,991.81, 1,044,613.56 and 434,474.92 is: 599,555.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,991.81 : 1,044,613.56 = 434,474.92 : x
  2. Step 2: Convert to fraction form
    756,991.81/1,044,613.56 = 434,474.92/x
  3. Step 3: Cross multiply
    756,991.81x = 1,044,613.56 × 434,474.92
  4. Step 4: Simplify right side
    756,991.81x = 453,858,392,911.92
  5. Step 5: Solve for x
    x = 453,858,392,911.92/756,991.81
  6. Step 6: Final answer
    x = 599,555.22

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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.