Home / 400,966.26-601,504.67-134,747.40

Finding the Fourth Proportional to 400,966.26, 601,504.67 and 134,747.40

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Solution

The fourth proportional to 400,966.26, 601,504.67 and 134,747.40 is: 202,139.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,966.26 : 601,504.67 = 134,747.40 : x
  2. Step 2: Convert to fraction form
    400,966.26/601,504.67 = 134,747.40/x
  3. Step 3: Cross multiply
    400,966.26x = 601,504.67 × 134,747.40
  4. Step 4: Simplify right side
    400,966.26x = 81,051,190,370.36
  5. Step 5: Solve for x
    x = 81,051,190,370.36/400,966.26
  6. Step 6: Final answer
    x = 202,139.68

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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.