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Finding the Fourth Proportional to 249,662.75, 374,588.47 and 149,892.49

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Solution

The fourth proportional to 249,662.75, 374,588.47 and 149,892.49 is: 224,895.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,662.75 : 374,588.47 = 149,892.49 : x
  2. Step 2: Convert to fraction form
    249,662.75/374,588.47 = 149,892.49/x
  3. Step 3: Cross multiply
    249,662.75x = 374,588.47 × 149,892.49
  4. Step 4: Simplify right side
    249,662.75x = 56,147,996,198.99
  5. Step 5: Solve for x
    x = 56,147,996,198.99/249,662.75
  6. Step 6: Final answer
    x = 224,895.37

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1.5x scale

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.