Home / 530,011.89-795,192.78-214,296.57

Finding the Fourth Proportional to 530,011.89, 795,192.78 and 214,296.57

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Solution

The fourth proportional to 530,011.89, 795,192.78 and 214,296.57 is: 321,515.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,011.89 : 795,192.78 = 214,296.57 : x
  2. Step 2: Convert to fraction form
    530,011.89/795,192.78 = 214,296.57/x
  3. Step 3: Cross multiply
    530,011.89x = 795,192.78 × 214,296.57
  4. Step 4: Simplify right side
    530,011.89x = 170,407,085,242.77
  5. Step 5: Solve for x
    x = 170,407,085,242.77/530,011.89
  6. Step 6: Final answer
    x = 321,515.59

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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.