Home / 798,081.66-1,101,318.42-435,496.50

Finding the Fourth Proportional to 798,081.66, 1,101,318.42 and 435,496.50

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Solution

The fourth proportional to 798,081.66, 1,101,318.42 and 435,496.50 is: 600,966.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,081.66 : 1,101,318.42 = 435,496.50 : x
  2. Step 2: Convert to fraction form
    798,081.66/1,101,318.42 = 435,496.50/x
  3. Step 3: Cross multiply
    798,081.66x = 1,101,318.42 × 435,496.50
  4. Step 4: Simplify right side
    798,081.66x = 479,620,317,295.53
  5. Step 5: Solve for x
    x = 479,620,317,295.53/798,081.66
  6. Step 6: Final answer
    x = 600,966.47

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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.