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Finding the Fourth Proportional to 504,445.54, 756,779.01 and 149,487.34

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Solution

The fourth proportional to 504,445.54, 756,779.01 and 149,487.34 is: 224,263.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,445.54 : 756,779.01 = 149,487.34 : x
  2. Step 2: Convert to fraction form
    504,445.54/756,779.01 = 149,487.34/x
  3. Step 3: Cross multiply
    504,445.54x = 756,779.01 × 149,487.34
  4. Step 4: Simplify right side
    504,445.54x = 113,128,881,172.73
  5. Step 5: Solve for x
    x = 113,128,881,172.73/504,445.54
  6. Step 6: Final answer
    x = 224,263.81

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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.