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Finding the Fourth Proportional to 366,937.35, 550,406.03 and 156,985.35

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Solution

The fourth proportional to 366,937.35, 550,406.03 and 156,985.35 is: 235,478.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,937.35 : 550,406.03 = 156,985.35 : x
  2. Step 2: Convert to fraction form
    366,937.35/550,406.03 = 156,985.35/x
  3. Step 3: Cross multiply
    366,937.35x = 550,406.03 × 156,985.35
  4. Step 4: Simplify right side
    366,937.35x = 86,405,683,261.66
  5. Step 5: Solve for x
    x = 86,405,683,261.66/366,937.35
  6. Step 6: Final answer
    x = 235,478.03

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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.