Home / 290,044.26-400,267.98-162,729.27

Finding the Fourth Proportional to 290,044.26, 400,267.98 and 162,729.27

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Solution

The fourth proportional to 290,044.26, 400,267.98 and 162,729.27 is: 224,570.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,044.26 : 400,267.98 = 162,729.27 : x
  2. Step 2: Convert to fraction form
    290,044.26/400,267.98 = 162,729.27/x
  3. Step 3: Cross multiply
    290,044.26x = 400,267.98 × 162,729.27
  4. Step 4: Simplify right side
    290,044.26x = 65,135,316,189.77
  5. Step 5: Solve for x
    x = 65,135,316,189.77/290,044.26
  6. Step 6: Final answer
    x = 224,570.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.