Home / 434,716.02-652,167.87-135,190.74

Finding the Fourth Proportional to 434,716.02, 652,167.87 and 135,190.74

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Solution

The fourth proportional to 434,716.02, 652,167.87 and 135,190.74 is: 202,815.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,716.02 : 652,167.87 = 135,190.74 : x
  2. Step 2: Convert to fraction form
    434,716.02/652,167.87 = 135,190.74/x
  3. Step 3: Cross multiply
    434,716.02x = 652,167.87 × 135,190.74
  4. Step 4: Simplify right side
    434,716.02x = 88,167,056,949.52
  5. Step 5: Solve for x
    x = 88,167,056,949.52/434,716.02
  6. Step 6: Final answer
    x = 202,815.29

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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.