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Finding the Fourth Proportional to 603,701.72, 905,683.24 and 183,009.32

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Solution

The fourth proportional to 603,701.72, 905,683.24 and 183,009.32 is: 274,553.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,701.72 : 905,683.24 = 183,009.32 : x
  2. Step 2: Convert to fraction form
    603,701.72/905,683.24 = 183,009.32/x
  3. Step 3: Cross multiply
    603,701.72x = 905,683.24 × 183,009.32
  4. Step 4: Simplify right side
    603,701.72x = 165,748,473,887.80
  5. Step 5: Solve for x
    x = 165,748,473,887.80/603,701.72
  6. Step 6: Final answer
    x = 274,553.59

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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.