Home / 240,419.04-331,666.56-155,563.44

Finding the Fourth Proportional to 240,419.04, 331,666.56 and 155,563.44

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Solution

The fourth proportional to 240,419.04, 331,666.56 and 155,563.44 is: 214,605.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,419.04 : 331,666.56 = 155,563.44 : x
  2. Step 2: Convert to fraction form
    240,419.04/331,666.56 = 155,563.44/x
  3. Step 3: Cross multiply
    240,419.04x = 331,666.56 × 155,563.44
  4. Step 4: Simplify right side
    240,419.04x = 51,595,191,006.57
  5. Step 5: Solve for x
    x = 51,595,191,006.57/240,419.04
  6. Step 6: Final answer
    x = 214,605.26

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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.