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Finding the Fourth Proportional to 604,857.90, 907,289.23 and 245,035.55

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Solution

The fourth proportional to 604,857.90, 907,289.23 and 245,035.55 is: 367,554.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,857.90 : 907,289.23 = 245,035.55 : x
  2. Step 2: Convert to fraction form
    604,857.90/907,289.23 = 245,035.55/x
  3. Step 3: Cross multiply
    604,857.90x = 907,289.23 × 245,035.55
  4. Step 4: Simplify right side
    604,857.90x = 222,318,118,286.37
  5. Step 5: Solve for x
    x = 222,318,118,286.37/604,857.90
  6. Step 6: Final answer
    x = 367,554.29

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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.