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Finding the Fourth Proportional to 624,750.40, 937,125.72 and 225,391.04

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Solution

The fourth proportional to 624,750.40, 937,125.72 and 225,391.04 is: 338,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,750.40 : 937,125.72 = 225,391.04 : x
  2. Step 2: Convert to fraction form
    624,750.40/937,125.72 = 225,391.04/x
  3. Step 3: Cross multiply
    624,750.40x = 937,125.72 × 225,391.04
  4. Step 4: Simplify right side
    624,750.40x = 211,219,740,641.55
  5. Step 5: Solve for x
    x = 211,219,740,641.55/624,750.40
  6. Step 6: Final answer
    x = 338,086.60

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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.