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Finding the Fourth Proportional to 416,699.49, 624,762 and 164,008.99

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Solution

The fourth proportional to 416,699.49, 624,762 and 164,008.99 is: 245,900.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,699.49 : 624,762 = 164,008.99 : x
  2. Step 2: Convert to fraction form
    416,699.49/624,762 = 164,008.99/x
  3. Step 3: Cross multiply
    416,699.49x = 624,762 × 164,008.99
  4. Step 4: Simplify right side
    416,699.49x = 102,466,583,048.48
  5. Step 5: Solve for x
    x = 102,466,583,048.48/416,699.49
  6. Step 6: Final answer
    x = 245,900.43

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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.