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Finding the Fourth Proportional to 401,073.99, 601,611.80 and 164,374.17

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Solution

The fourth proportional to 401,073.99, 601,611.80 and 164,374.17 is: 246,561.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,073.99 : 601,611.80 = 164,374.17 : x
  2. Step 2: Convert to fraction form
    401,073.99/601,611.80 = 164,374.17/x
  3. Step 3: Cross multiply
    401,073.99x = 601,611.80 × 164,374.17
  4. Step 4: Simplify right side
    401,073.99x = 98,889,439,465.34
  5. Step 5: Solve for x
    x = 98,889,439,465.34/401,073.99
  6. Step 6: Final answer
    x = 246,561.59

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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.