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Finding the Fourth Proportional to 302,212.80, 452,930.40 and 183,758.40

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Solution

The fourth proportional to 302,212.80, 452,930.40 and 183,758.40 is: 275,401.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,212.80 : 452,930.40 = 183,758.40 : x
  2. Step 2: Convert to fraction form
    302,212.80/452,930.40 = 183,758.40/x
  3. Step 3: Cross multiply
    302,212.80x = 452,930.40 × 183,758.40
  4. Step 4: Simplify right side
    302,212.80x = 83,229,765,615.36
  5. Step 5: Solve for x
    x = 83,229,765,615.36/302,212.80
  6. Step 6: Final answer
    x = 275,401.19

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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.