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Finding the Fourth Proportional to 624,804.42, 937,218.15 and 225,475.14

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Solution

The fourth proportional to 624,804.42, 937,218.15 and 225,475.14 is: 338,216.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,804.42 : 937,218.15 = 225,475.14 : x
  2. Step 2: Convert to fraction form
    624,804.42/937,218.15 = 225,475.14/x
  3. Step 3: Cross multiply
    624,804.42x = 937,218.15 × 225,475.14
  4. Step 4: Simplify right side
    624,804.42x = 211,319,393,581.79
  5. Step 5: Solve for x
    x = 211,319,393,581.79/624,804.42
  6. Step 6: Final answer
    x = 338,216.87

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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.