Home / 884,123.80-1,325,070.60-378,086.56

Finding the Fourth Proportional to 884,123.80, 1,325,070.60 and 378,086.56

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Solution

The fourth proportional to 884,123.80, 1,325,070.60 and 378,086.56 is: 566,652.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,123.80 : 1,325,070.60 = 378,086.56 : x
  2. Step 2: Convert to fraction form
    884,123.80/1,325,070.60 = 378,086.56/x
  3. Step 3: Cross multiply
    884,123.80x = 1,325,070.60 × 378,086.56
  4. Step 4: Simplify right side
    884,123.80x = 500,991,384,911.14
  5. Step 5: Solve for x
    x = 500,991,384,911.14/884,123.80
  6. Step 6: Final answer
    x = 566,652.98

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1.5x scale

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.