Home / 497,769.66-746,554.05-142,688.34

Finding the Fourth Proportional to 497,769.66, 746,554.05 and 142,688.34

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Solution

The fourth proportional to 497,769.66, 746,554.05 and 142,688.34 is: 214,003.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,769.66 : 746,554.05 = 142,688.34 : x
  2. Step 2: Convert to fraction form
    497,769.66/746,554.05 = 142,688.34/x
  3. Step 3: Cross multiply
    497,769.66x = 746,554.05 × 142,688.34
  4. Step 4: Simplify right side
    497,769.66x = 106,524,558,114.78
  5. Step 5: Solve for x
    x = 106,524,558,114.78/497,769.66
  6. Step 6: Final answer
    x = 214,003.72

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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.