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Finding the Fourth Proportional to 624,136.98, 935,643.48 and 224,496.84

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Solution

The fourth proportional to 624,136.98, 935,643.48 and 224,496.84 is: 336,543.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,136.98 : 935,643.48 = 224,496.84 : x
  2. Step 2: Convert to fraction form
    624,136.98/935,643.48 = 224,496.84/x
  3. Step 3: Cross multiply
    624,136.98x = 935,643.48 × 224,496.84
  4. Step 4: Simplify right side
    624,136.98x = 210,049,004,626.60
  5. Step 5: Solve for x
    x = 210,049,004,626.60/624,136.98
  6. Step 6: Final answer
    x = 336,543.12

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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.