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Finding the Fourth Proportional to 409,582.78, 614,373.63 and 110,063.36

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Solution

The fourth proportional to 409,582.78, 614,373.63 and 110,063.36 is: 165,094.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,582.78 : 614,373.63 = 110,063.36 : x
  2. Step 2: Convert to fraction form
    409,582.78/614,373.63 = 110,063.36/x
  3. Step 3: Cross multiply
    409,582.78x = 614,373.63 × 110,063.36
  4. Step 4: Simplify right side
    409,582.78x = 67,620,026,013.20
  5. Step 5: Solve for x
    x = 67,620,026,013.20/409,582.78
  6. Step 6: Final answer
    x = 165,094.89

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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.