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Finding the Fourth Proportional to 435,007.80, 651,993.30 and 182,287.80

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Solution

The fourth proportional to 435,007.80, 651,993.30 and 182,287.80 is: 273,214.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,007.80 : 651,993.30 = 182,287.80 : x
  2. Step 2: Convert to fraction form
    435,007.80/651,993.30 = 182,287.80/x
  3. Step 3: Cross multiply
    435,007.80x = 651,993.30 × 182,287.80
  4. Step 4: Simplify right side
    435,007.80x = 118,850,424,271.74
  5. Step 5: Solve for x
    x = 118,850,424,271.74/435,007.80
  6. Step 6: Final answer
    x = 273,214.47

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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.