Home / 246,423.40-369,635.10-221,491.60

Finding the Fourth Proportional to 246,423.40, 369,635.10 and 221,491.60

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Solution

The fourth proportional to 246,423.40, 369,635.10 and 221,491.60 is: 332,237.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,423.40 : 369,635.10 = 221,491.60 : x
  2. Step 2: Convert to fraction form
    246,423.40/369,635.10 = 221,491.60/x
  3. Step 3: Cross multiply
    246,423.40x = 369,635.10 × 221,491.60
  4. Step 4: Simplify right side
    246,423.40x = 81,871,069,715.16
  5. Step 5: Solve for x
    x = 81,871,069,715.16/246,423.40
  6. Step 6: Final answer
    x = 332,237.40

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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.