Home / 1,126,598.82-1,690,164-368,437.32

Finding the Fourth Proportional to 1,126,598.82, 1,690,164 and 368,437.32

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Solution

The fourth proportional to 1,126,598.82, 1,690,164 and 368,437.32 is: 552,742.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,598.82 : 1,690,164 = 368,437.32 : x
  2. Step 2: Convert to fraction form
    1,126,598.82/1,690,164 = 368,437.32/x
  3. Step 3: Cross multiply
    1,126,598.82x = 1,690,164 × 368,437.32
  4. Step 4: Simplify right side
    1,126,598.82x = 622,719,494,520.48
  5. Step 5: Solve for x
    x = 622,719,494,520.48/1,126,598.82
  6. Step 6: Final answer
    x = 552,742.90

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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.