Home / 401,472.63-602,266.23-131,543.04

Finding the Fourth Proportional to 401,472.63, 602,266.23 and 131,543.04

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Solution

The fourth proportional to 401,472.63, 602,266.23 and 131,543.04 is: 197,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,472.63 : 602,266.23 = 131,543.04 : x
  2. Step 2: Convert to fraction form
    401,472.63/602,266.23 = 131,543.04/x
  3. Step 3: Cross multiply
    401,472.63x = 602,266.23 × 131,543.04
  4. Step 4: Simplify right side
    401,472.63x = 79,223,930,783.54
  5. Step 5: Solve for x
    x = 79,223,930,783.54/401,472.63
  6. Step 6: Final answer
    x = 197,333.33

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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.