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Finding the Fourth Proportional to 401,073.69, 601,611.57 and 101,554.32

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Solution

The fourth proportional to 401,073.69, 601,611.57 and 101,554.32 is: 152,331.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,073.69 : 601,611.57 = 101,554.32 : x
  2. Step 2: Convert to fraction form
    401,073.69/601,611.57 = 101,554.32/x
  3. Step 3: Cross multiply
    401,073.69x = 601,611.57 × 101,554.32
  4. Step 4: Simplify right side
    401,073.69x = 61,096,253,895.48
  5. Step 5: Solve for x
    x = 61,096,253,895.48/401,073.69
  6. Step 6: Final answer
    x = 152,331.74

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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.