Home / 401,024.40-601,666.20-268,054.80

Finding the Fourth Proportional to 401,024.40, 601,666.20 and 268,054.80

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Solution

The fourth proportional to 401,024.40, 601,666.20 and 268,054.80 is: 402,168.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,024.40 : 601,666.20 = 268,054.80 : x
  2. Step 2: Convert to fraction form
    401,024.40/601,666.20 = 268,054.80/x
  3. Step 3: Cross multiply
    401,024.40x = 601,666.20 × 268,054.80
  4. Step 4: Simplify right side
    401,024.40x = 161,279,512,907.76
  5. Step 5: Solve for x
    x = 161,279,512,907.76/401,024.40
  6. Step 6: Final answer
    x = 402,168.83

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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.