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Finding the Fourth Proportional to 624,808.27, 937,018.68 and 225,397.14

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Solution

The fourth proportional to 624,808.27, 937,018.68 and 225,397.14 is: 338,025.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,808.27 : 937,018.68 = 225,397.14 : x
  2. Step 2: Convert to fraction form
    624,808.27/937,018.68 = 225,397.14/x
  3. Step 3: Cross multiply
    624,808.27x = 937,018.68 × 225,397.14
  4. Step 4: Simplify right side
    624,808.27x = 211,201,330,598.58
  5. Step 5: Solve for x
    x = 211,201,330,598.58/624,808.27
  6. Step 6: Final answer
    x = 338,025.82

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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.