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Finding the Fourth Proportional to 268,564.98, 402,484.59 and 102,262.26

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Solution

The fourth proportional to 268,564.98, 402,484.59 and 102,262.26 is: 153,255.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,564.98 : 402,484.59 = 102,262.26 : x
  2. Step 2: Convert to fraction form
    268,564.98/402,484.59 = 102,262.26/x
  3. Step 3: Cross multiply
    268,564.98x = 402,484.59 × 102,262.26
  4. Step 4: Simplify right side
    268,564.98x = 41,158,983,788.57
  5. Step 5: Solve for x
    x = 41,158,983,788.57/268,564.98
  6. Step 6: Final answer
    x = 153,255.22

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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.