Home / 530,112.18-795,164.55-214,564.53

Finding the Fourth Proportional to 530,112.18, 795,164.55 and 214,564.53

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Solution

The fourth proportional to 530,112.18, 795,164.55 and 214,564.53 is: 321,845.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,112.18 : 795,164.55 = 214,564.53 : x
  2. Step 2: Convert to fraction form
    530,112.18/795,164.55 = 214,564.53/x
  3. Step 3: Cross multiply
    530,112.18x = 795,164.55 × 214,564.53
  4. Step 4: Simplify right side
    530,112.18x = 170,614,107,943.41
  5. Step 5: Solve for x
    x = 170,614,107,943.41/530,112.18
  6. Step 6: Final answer
    x = 321,845.29

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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.