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Finding the Fourth Proportional to 436,493.52, 602,355.24 and 245,506.80

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Solution

The fourth proportional to 436,493.52, 602,355.24 and 245,506.80 is: 338,796.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,493.52 : 602,355.24 = 245,506.80 : x
  2. Step 2: Convert to fraction form
    436,493.52/602,355.24 = 245,506.80/x
  3. Step 3: Cross multiply
    436,493.52x = 602,355.24 × 245,506.80
  4. Step 4: Simplify right side
    436,493.52x = 147,882,307,435.63
  5. Step 5: Solve for x
    x = 147,882,307,435.63/436,493.52
  6. Step 6: Final answer
    x = 338,796.11

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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.